| 编号 | 原文 | 台湾用语 | 大陆用语 | 其他用语 |
| 1 | u/m conversion | u/m转换 | | | |
| 2 | UA | | 用户代理 | | |
| 3 | UA | | 用户区 | | |
| 4 | UART | | 通用异步接收发送设备 | | |
| 5 | UCS | | 通用多八位编码字符集 | | |
| 6 | UDP | | 用户数据报协议 | | |
| 7 | u-format | 未定义格式 | | | |
| 8 | Uighur | | 维吾尔文 | | |
| 9 | UIMS | | 用户界面管理系统 | | |
| 10 | ultimate sink | 终极槽 | | | |
| 11 | ultra microfiche | 超微缩胶片 | | | |
| 12 | ultra violet | 紫外线 | | | |
| 13 | ultraempiricism | 超经验论 | | | |
| 14 | ultrafast computer | 超高速计算机 | | | |
| 15 | ultrafiche | 超缩微胶片 | | | |
| 16 | ultrafilteration | 超滤作用 | | | |
| 17 | ultra-high frequency | 超高频 | | | |
| 18 | ultra-high reduction | 超大量缩减 | | | |
| 19 | ultraintelligent machine | 超级智慧机 | | | |
| 20 | ultralarge scale integration | 超大规模积体电路；超大型积体 | | | |
| 21 | ultra-low frequency | 超低频 | | | |
| 22 | ultrareliable fault tolerant microprocessor system | 超可靠容错微处理机系统 | | | |
| 23 | ultrareliable modular computer | 超可靠模组计算机 | | | |
| 24 | ultrasonic | 超音波；超声的；超声波 | | | |
| 25 | ultrasonic band | 超音波频带 | | | |
| 26 | ultrasonic bonding | 超音波焊接 | | | |
| 27 | ultrasonic cleaning | 超音波清洁 | | | |
| 28 | ultrasonic delay line | 超音波延迟线 | | | |
| 29 | ultrasonic generator | 超音波产生器 | | | |
| 30 | ultrasonic memory | 超音波记忆体 | | | |
| 31 | ultrasonic pen pointer | 超音波笔指标 | | | |
| 32 | ultrasonic pen table | 超音波笔表 | | | |
| 33 | ultrasonic sensor | 超音波感测器 | 超声波传感器 | | |
| 34 | ultrasonics | 超音学；超声学 | | | |
| 35 | ultrasound | 超声 | | | |
| 36 | ultrasound image analysis | 超声波影像分析 | | | |
| 37 | ultraviolet contrast-control safety goggles | 反差控制紫外线防护护目镜 | | | |
| 38 | ultraviolet energy definition | 紫外线能量定义 | | | |
| 39 | ultraviolet erasing | 紫外线抹除 | | | |
| 40 | ultraviolet glass | 透紫外线的玻璃；紫外线玻璃 | | | |
| 41 | ultraviolet light erasing | 紫外线灯抹除 | | | |
| 42 | ultraviolet programmable read-only memory | 紫外线可程式唯读记忆体 | | | |
| 43 | ultraviolet PROM erasure LAMP | 可编程式唯读记忆体的紫外线清除灯 | | | |
| 44 | ultraviolet radiation | 紫外线辐射 | | | |
| 45 | ultraviolet-erasable | 可用紫外线抹除的 | | | |
| 46 | ultraviolet-erasable programmable read only memory | 紫外线可抹除可程式唯读记忆体 | | | |
| 47 | ultraviolet-erasable read-only-memory | 紫外线可抹除唯读记忆体 | | | |
| 48 | ULTRIX | 迪吉多电脑公司的UNIX系统 | | | |
| 49 | UMA | | 高端存储区 | | |
| 50 | u-macro | 通用聚集指令 | | | |
| 51 | UMB | | 高端存储块 | | |
| 52 | umbilical connector | 脐带连接器 | | | |
| 53 | umbilical cord | 脐带式软线；操纵电缆 | | | |
| 54 | umbra | | 本影 | | |
| 55 | UML | | 统一建模语言 | | |
| 56 | u-mode records | 未定义模式记录 | | | |
| 57 | UN documentation information system | 联合国文献资料系统 | | | |
| 58 | UN information center | 联合国资讯中心 | | | |
| 59 | unacceptable event | 不可接受事件 | | | |
| 60 | unacceptable event security | 不可接受事件安全 | | | |
| 61 | unacceptable file code | 不可接受档案码 | | | |
| 62 | unacknowledged connectionless-mode transmission | | 不确认的无连接方式传输 | | |
| 63 | unacknowledged data | 未确认资料 | | | |
| 64 | unacknowledged frame | 未确认框 | | | |
| 65 | unacknowledged information transfer service | 未确认资讯传送服务 | | | |
| 66 | unaddressable storage | 不可定址储存器 | | | |
| 67 | unadjusted trial balance | 未调整试算表 | | | |
| 68 | unallocated logical storage | 未配置逻辑储存器 | | | |
| 69 | unallocated physical storage | 未配置实体储存器 | | | |
| 70 | unallowable character | 未允许字元 | | | |
| 71 | unallowable code check | 未允许码检查 | | | |
| 72 | unallowable digit | 未允许数位 | | | |
| 73 | unallowable instruction check | 未允许指令检查 | | | |
| 74 | unallowable instruction digit | 未允许指令数位 | | | |
| 75 | unambiguity | 无歧义性 | | | |
| 76 | unambiguous determination | 单值确定；无二义性确定 | | | |
| 77 | unambiguously right-linear stochastic grammar | 非歧义右线性随机文法；非含混右线性随机文法 | | | |
| 78 | unanchored mode | 非锚定模式（模式配对） | | | |
| 79 | unanticipated request | 非先行请求 | | | |
| 80 | unary | 一元关系；一元的 | | | |
| 81 | unary array | 一元阵列 | | | |
| 82 | unary Boolean operator | 一元布林运算子 | | | |
| 83 | unary expression | 一元表式 | | | |
| 84 | unary minus operator | 一元减运算子 | | | |
| 85 | unary minus quadruple | 一元减四元组 | | | |
| 86 | unary operation | 一元运算 | | | |
| 87 | unary operator | 一元运算子 | | | |
| 88 | unary predicate calculus | 单述词演算 | | | |
| 89 | unary restricted zerosided Lindenmayer system | 单元限制零边林美耳系统 | | | |
| 90 | unary subquery | 一元子查询；一元子询问 | | | |
| 91 | unassignable node | 未赋值节点 | | | |
| 92 | unassignable primary input | 未赋值基本输入 | | | |
| 93 | unassigned real address area | 未赋值真实位址区 | | | |
| 94 | unassigned reference | 未赋值参考 | | | |
| 95 | unassigned variable | 未赋值变数 | | | |
| 96 | unassured operation | | 非确保操作 | | |
| 97 | unate | 单边 | | | |
| 98 | unate function | 单边函数 | | | |
| 99 | unate two-level network | 单边二阶网路 | | | |
| 100 | unattached | 未附加 | | | |
| 101 | unattached processing | 未附加处理 | | | |
| 102 | unattended | 无人式；无人值守 | | | |
| 103 | unattended automatic exchange | 无人式自动交换 | | | |
| 104 | unattended communication | 无人值守通讯 | | | |
| 105 | unattended earth terminal | 无人值守地面终端站 | | | |
| 106 | unattended error | 无人式错误 | | | |
| 107 | unattended mode | 无人模式 | | | |
| 108 | unattended multipoint communications station | 无人值守多点通讯站 | | | |
| 109 | unattended operation | 无人值守作业 | | | |
| 110 | unattended program | 无人式节目 | | | |
| 111 | unattended relay station | 无人式中继站 | | | |
| 112 | unattended scope | 无人值守 围 | | | |
| 113 | unattended standby time | 无人值守时间 | | | |
| 114 | unattended time | 无人照管时间；待修时间 | | | |
| 115 | unattended trail printer | 无人式存底列印机 | | | |
| 116 | unaugmentable matching | 不可扩张匹配 | | | |
| 117 | unauthorized access | 未授权存取 | | | |
| 118 | unauthorized use | 未授权使用 | | | |
| 119 | unauthorized user | 未授权使用者 | | | |
| 120 | unauthorized withdrawal | 未经授权之提货 | | | |
| 121 | unavailability | 不可利用性；无用性 | | | |
| 122 | unavailable time | 不可用时间；（机器）不可用时间 | | | |
| 123 | unbalance effect | 不平衡效应 | | | |
| 124 | unbalance transmission | 不平衡传输 | | | |
| 125 | unbalance tree | 不平衡树 | | | |
| 126 | unbalanced circuit | 不平衡电路 | | | |
| 127 | unbalanced configuration | 不平衡组态 | | | |
| 128 | unbalanced data link | 不平衡资料链接 | | | |
| 129 | unbalanced error | 不平衡误差 | | | |
| 130 | unbalanced line | 不平衡线路 | | | |
| 131 | unbalanced merge sort | 不平衡合并排序 | | | |
| 132 | unbalanced modulator | 不平衡调变器 | | | |
| 133 | unbalanced network | 不平衡网路 | | | |
| 134 | unbalanced to ground | 对地不平衡（状态） | | | |
| 135 | unbalanced tree | | 非平衡树 | | |
| 136 | unbalanced wire circuit | 不平衡电路 | | | |
| 137 | unbiased estimation | | 无偏估计 | | |
| 138 | unbiased estimator | 无偏估计器 | | | |
| 139 | unbiased importance sampling | 无偏重要性抽样 | | | |
| 140 | unbiased test | 无偏测试 | | | |
| 141 | unbind | 解开；切断；未结合 | | | |
| 142 | unbind session | 解开对话 | | | |
| 143 | unblank | 增辉 | | | |
| 144 | unblind | 非封闭 | | | |
| 145 | unblock | 解块；消除阻塞；解锁 | | | |
| 146 | unblocked file | 非成块档案 | | | |
| 147 | unblocked mode | 非成块模式 | | | |
| 148 | unblocked record | 不分块记录；块分解记录；非成块记录；非成组记录 | | | |
| 149 | unblocking | 方块分解；解块 | | | |
| 150 | unbound control mode | 无约束控制模式 | | | |
| 151 | unbound task set load module | 无约束任务集载入模组 | | | |
| 152 | unbound task set | 无约束任务集 | | | |
| 153 | unbounded function | 无界函数 | | | |
| 154 | unbounded movement | 无界移动 | | | |
| 155 | unbounded program | 无界程式 | | | |
| 156 | unbounded solution | 无界解 | | | |
| 157 | unbounded universal quantifier | 无界全称量词 | | | |
| 158 | unbracketing signal | 未加括号信号 | | | |
| 159 | unbuffered | 无缓冲 | | | |
| 160 | unbuffered attribute | 无缓冲属性 | | | |
| 161 | unbuffered input | 无缓冲输入 | | | |
| 162 | unbuffered option | 无缓冲任选 | | | |
| 163 | unbundled | 非附随 | | | |
| 164 | unbundled price | 非附随价格 | | | |
| 165 | unbundled program | （另行计价）非附随程式 | | | |
| 166 | unby-passed | 非旁路的；无旁路的 | | | |
| 167 | uncatalog | 未编目；未列入目录；解除编目 | | | |
| 168 | uncertain evidence | | 不确定证据 | | |
| 169 | uncertain inference | | 不确定性推理 | | |
| 170 | uncertain inference system | 不确定推理系统 | | | |
| 171 | uncertain knowledge | 不确定知识 | 不确定知识 | | |
| 172 | uncertain reasoning | | 不确定推理 | | |
| 173 | uncertain region | 不确定区域 | | | |
| 174 | uncertainty | 不确定性 | 非必然性 | | |
| 175 | uncertainty relation | 不确定关系 | | | |
| 176 | unchecked storage deallocation | 未检查储存解除配置 | | | |
| 177 | unchecked symbol | 未检查符号 | | | |
| 178 | unchecked type conversion | 未检查类型转换 | | | |
| 179 | unclamp | 松开 | | | |
| 180 | unclassified | 未分类的；未列入保密级的；不保密的 | | | |
| 181 | unclocked | 无时钟 | | | |
| 182 | uncoded digit communication | 未编码数位通信 | | | |
| 183 | uncoded transmission | 未编码传输 | | | |
| 184 | uncoded word | 未编码字 | | | |
| 185 | uncollectible account | 非收集性的帐户 | | | |
| 186 | uncommitted array logic | 自由阵列逻辑 | | | |
| 187 | uncommitted logic array | 自由逻辑阵列；独立逻辑阵列 | | | |
| 188 | uncommitted orders | 未承诺的订单 | | | |
| 189 | uncommitted storage list | 未用储存表 | | | |
| 190 | uncommunicate | 不能通讯 | | | |
| 191 | uncomplemented form | 非补码形式 | | | |
| 192 | uncondition statement | 无条件叙述 | | | |
| 193 | unconditional | 无条件；无条件的 | | | |
| 194 | unconditional branch | 无条件分支 | | | |
| 195 | unconditional branch instruction | 无条件分支指令 | | | |
| 196 | unconditional branch microprogram instruction | 无条件微程式分支指令 | | | |
| 197 | unconditional capture | 无条件撷取 | | | |
| 198 | unconditional control transfer instruction | 无条件控制转移指令 | | | |
| 199 | unconditional force | 无条件强制 | | | |
| 200 | unconditional jump | 无条件跳越；无条件跳位 | | | |
| 201 | unconditional jump instruction | 无条件跳越指令；无条件跳位指令 | | | |
| 202 | unconditional jump instruction debug | 无条件跳越指令除错 | | | |
| 203 | unconditional statement | 无条件叙述 | | | |
| 204 | unconditional transfer | 无条件转移 | | | |
| 205 | unconditional transfer instruction | 无条件转移指令 | | | |
| 206 | unconditional transfer of control | 无条件转移控制 | | | |
| 207 | unconditionally stable | 无条件稳定 | | | |
| 208 | unconditioned circuits | 未调整电路 | | | |
| 209 | unconditioned response | 无条件回应 | | | |
| 210 | unconnected graph | 非连接图 | | | |
| 211 | unconsolidated subsidiary | 分散的副业 | | | |
| 212 | unconstrained array | 无约束阵列 | | | |
| 213 | unconstrained minimization | 无约束最小化 | | | |
| 214 | unconstrained optimization | 无约束最佳化 | | | |
| 215 | unconstrained record type | 无约束记录类型 | | | |
| 216 | unconstrained restoration | 无约束复原 | | | |
| 217 | uncontinuity | 不连续性 | | | |
| 218 | uncontrollable floor stock | 无控制现场库存 | | | |
| 219 | uncontrolled asynchronous | 无控制异步 | | | |
| 220 | uncontrolled fashion | 无控制方式 | | | |
| 221 | uncontrolled join | 无控制联合 | | | |
| 222 | uncontrolled language | 无控制语言 | | | |
| 223 | uncontrolled lines | 无控制线路 | | | |
| 224 | uncontrolled satellite system | 无控制卫星系统 | | | |
| 225 | unconverter | 无变化 | | | |
| 226 | uncorrectable error | 无法校正的错误；不可校正的错误 | | | |
| 227 | uncorrected error | 漏校错误；不可校错误 | | | |
| 228 | uncorrelated function | 不相关函数 | | | |
| 229 | uncorrelated increment process | 不相关增量处理 | | | |
| 230 | uncorrelated variable | 不相关变数 | | | |
| 231 | uncovered symbol | 未涵盖符号 | | | |
| 232 | undamped frequency | 无阻尼频率 | | | |
| 233 | undamped oscillation | 无阻尼振 | | | |
| 234 | undecidability theorem | 不可决策性定理 | | | |
| 235 | undecidable | 不可决策的 | | | |
| 236 | undecidable problem | | 不可判定问题 | | |
| 237 | undeclared identifier | 未说明识别符 | | | |
| 238 | undefined | 未定义的；不明确的 | | | |
| 239 | undefined code | 未定义码 | | | |
| 240 | undefined data | 未定义资料 | | | |
| 241 | undefined element | 未定义元素 | | | |
| 242 | undefined file designator | 未定义档案指定符 | | | |
| 243 | undefined format | 未定义格式 | | | |
| 244 | undefined instruction trap | 未定义指令陷阱 | | | |
| 245 | undefined length record | 不定长记录 | | | |
| 246 | undefined operation | 未定义运算 | | | |
| 247 | undefined operation code | 未定义运算码 | | | |
| 248 | undefined record | 未定义记录 | | | |
| 249 | undefined record format | 未定义记录格式 | | | |
| 250 | undefined statement label | 未定义叙述标号 | | | |
| 251 | undefined symbol | 未定义符号 | | | |
| 252 | undefined variable | 未定义变数 | | | |
| 253 | undefinition | 未定义；无定义 | | | |
| 254 | undelayed channel | 无延迟通道 | | | |
| 255 | undelayed pulse | 无延迟脉冲 | | | |
| 256 | undeletion | | 恢复删除 | | |
| 257 | under carpet cable | 扁平线；毯下电缆 | | | |
| 258 | under flow | （计算器中之）欠位 | | | |
| 259 | under frequency | 频率过低；降低的频率 | | | |
| 260 | under variance | 低於变异 | | | |
| 261 | underbackorder | 未出货订单不足 | | | |
| 262 | undercalculation | 失算；计算不足 | | | |
| 263 | undercapacity | 容量不足 | | | |
| 264 | undercompensation | 欠补偿；不完全补偿 | | | |
| 265 | undercoupling | 欠耦合；耦合不足 | | | |
| 266 | undercut | 下部切割；底割 | | | |
| 267 | underdamping | 欠阻尼 | | | |
| 268 | underdeterminant | 子行列式 | | | |
| 269 | underexposure | 曝光不足 | | | |
| 270 | underfloor raceway | 地板下电缆通道 | | | |
| 271 | underflow | 下溢；欠位；低於下限 | 下溢 | | |
| 272 | underflow characteristics | 下溢特性 | | | |
| 273 | underflow exception | 下溢异常 | | | |
| 274 | underflow in calculators | 计算器中之下溢 | | | |
| 275 | underflow indication | 下溢指示；欠位指示 | | | |
| 276 | underflow indicator | 下溢指示符 | | | |
| 277 | underframe | 底架；底框 | | | |
| 278 | underground communication | 地下通信 | | | |
| 279 | underlap | 久重叠 | | | |
| 280 | underline | 底线 | 下划线 | | |
| 281 | underline mark | 底线标示 | | | |
| 282 | underlined character | 加底线字元 | | | |
| 283 | underload | 欠载 | | | |
| 284 | underlying carrier | 基本载体 | | | |
| 285 | underlying characteristic grammar | 基本特性文法 | | | |
| 286 | underlying database | 基本数据库 | | | |
| 287 | underlying digraph | 基本有向图 | | | |
| 288 | underlying graph | 基本图 | | | |
| 289 | underlying net | | 基网 | | |
| 290 | undermodulation | 欠调制 | | | |
| 291 | underpan | 底盘 | | | |
| 292 | underplate | 底板；底座 | | | |
| 293 | underpunch | 标下孔；下部打孔（紧接同一标准代码孔之下） | | | |
| 294 | underrun | 欠载运行；底面通过 | | | |
| 295 | underrun counter | 低限运转计数器 | | | |
| 296 | underscanning | 欠扫瞄；狭扫瞄 | | | |
| 297 | underscore | 底线；下划线 | | | |
| 298 | underscore cursor | 底线游标 | | | |
| 299 | undershipment | 出货不足 | | | |
| 300 | undershoot | 下冲；负尖峰 | 反冲 | | |
| 301 | underspeed | 速度不足 | | | |
| 302 | understandability | 可理解性 | 可理解性 | | |
| 303 | understander | 理解程式；理解器 | | | |
| 304 | understanding connected speech | 理解连贯语音 | | | |
| 305 | understanding natural language | 理解自然语言 | | | |
| 306 | understanding program | 理解程式 | | | |
| 307 | underswing | 负尖峰信号；幅度不足 | | | |
| 308 | under-the-cover modem | 内装式数据机 | | | |
| 309 | undervoltage | 欠压 | | | |
| 310 | undervoltage shutdown | 欠压关机 | | | |
| 311 | undervoltage/overvoltage | 欠压过压 | | | |
| 312 | underwater communication | 水下通讯 | | | |
| 313 | undesired signal | 干扰信号；不需要的信号 | | | |
| 314 | undetectable error | 无法侦测误差 | | | |
| 315 | undetected branch | 未检出分支 | | | |
| 316 | undetected error rate | 未检出错误率 | | | |
| 317 | undetected failure time | 未侦测到的故障时间 | | | |
| 318 | undetermined coefficient | 待定系数 | | | |
| 319 | undetermined multiplier | 待定乘数 | | | |
| 320 | undirected action | 不定向动作；不定向作用 | | | |
| 321 | undirected fuzzy system | 无向乏晰系统 | | | |
| 322 | undirected graph | 无向图 | | | |
| 323 | undirected tree | 不定向树；双向树 | | | |
| 324 | undirectional approach | 不定向逼近法；双向逼近法 | | | |
| 325 | undistorted power output | 不失真功率输出 | | | |
| 326 | undistorted signaling | 不失真发信 | | | |
| 327 | undistorted signalling | 不失真传信 | | | |
| 328 | undistorted transmission | 不失真传输 | | | |
| 329 | undisturbed one output | 不受扰1输出 | | | |
| 330 | undisturbed output signal | 无干扰输出信号 | | | |
| 331 | undisturbed response voltage | 无受扰回应电压 | | | |
| 332 | undisturbed zero output | 未受扰0输出 | | | |
| 333 | undisturbed zero output signal | 未受扰零输出信号 | | | |
| 334 | undo | 取消；废除 | 撤销还原 | | |
| 335 | undulate | 波动；起伏 | | | |
| 336 | unemployed time | 停歇时间；未使用时间 | | | |
| 337 | unencrypted password file | 未加密的通行码档案 | | | |
| 338 | unequal | 不等的 | | | |
| 339 | unequivalence interrupt | 不等价中断 | | | |
| 340 | unequivocal acceptance | 不含糊接收；明确接收 | | | |
| 341 | unevaluated operand | 不估值的运算元 | | | |
| 342 | uneven data usage | 非均衡资料使用 | | | |
| 343 | uneven length code | 不均匀长度码 | | | |
| 344 | unexpected halt | 意外停止；意外中断 | | | |
| 345 | unfailing service | 可靠服务；无故障的工作业务 | | | |
| 346 | unfiltered annual forecast | 未筛选年度预测 | | | |
| 347 | unfiltered cost | 未筛选成本 | | | |
| 348 | unfiltered demand | 未筛选需求 | | | |
| 349 | unfixed-length coding | | 不等长编码 | | |
| 350 | unfold | 展开 | 展开 | | |
| 351 | unformat | 未格式化 | | | |
| 352 | unformatted capacity | 未格式化容量 | 未格式化容量 | | |
| 353 | unformatted diskette | 未格式化磁片 | | | |
| 354 | unformatted display | 未格式化显示 | | | |
| 355 | unformatted image | 未格式化影像 | | | |
| 356 | unformatted input/output statement | 未格式化输入输出叙述 | | | |
| 357 | unformatted logic record | 未格式化逻辑记录 | | | |
| 358 | unformatted media | 未格式化媒体 | | | |
| 359 | unformatted mode | 未格式化模式 | | | |
| 360 | unformatted program interface | 未格式化程式介面 | | | |
| 361 | unformatted random access call | 未格式化随机存取呼叫 | | | |
| 362 | unformatted random file input/output statement | 未格式化随机档案输入输出叙述 | | | |
| 363 | unformatted read and write statement | 未格式化读写叙述 | | | |
| 364 | unformatted record | 未格式化记录 | | | |
| 365 | unformatted request | 未格式化请求 | | | |
| 366 | unformatted system services | 未格式化系统服务 | | | |
| 367 | unformatted write statement | 未格式化写叙述 | | | |
| 368 | ungrounded system | 不接地制 | | | |
| 369 | unguarded interval | 无保护间隔 | | | |
| 370 | UNI | | 用户-网络接口 | | |
| 371 | uniary operation | 单项运算 | | | |
| 372 | uniaxial anisotropy | 单轴各向导性 | | | |
| 373 | unibus | 统一汇流排 | 单总线 | | |
| 374 | UNIBUS adapter | UNIBUS配接器 | | | |
| 375 | unibus microchannel | 单汇流排微通道 | | | |
| 376 | unicast | | 单播 | | |
| 377 | unichannel | 单通道 | | | |
| 378 | unichassis | 单层底板 | | | |
| 379 | Unicode | 万国码 | | | |
| 380 | unicode state assignment | 单一代码状态指定 | | | |
| 381 | unicomputer | 单计算机 | | | |
| 382 | unicomputer system | | 单计算机系统 | | |
| 383 | unicontrol | 单一控制 | | | |
| 384 | unicyclic graph | 单圈图 | | | |
| 385 | unidensity coherent light recording | 均光记录 | | | |
| 386 | unidentifiability | 不可识别（性） | | | |
| 387 | unidentified material allocation record | 未识别材料分配记录 | | | |
| 388 | unidimensional | 一维的 | | | |
| 389 | unidirection | 单向 | | | |
| 390 | unidirection flow of information | 资讯单向流 | | | |
| 391 | unidirectional | 单向的 | | | |
| 392 | unidirectional antenna | 单向天线 | | | |
| 393 | unidirectional bus | 单向汇流排 | | | |
| 394 | unidirectional current | 单向电流 | | | |
| 395 | unidirectional dialog | 单向对话 | | | |
| 396 | unidirectional fault | | 单向故障 | | |
| 397 | unidirectional file allocation | 单向档案分配 | | | |
| 398 | unidirectional flow of data | 资料单向流 | | | |
| 399 | unidirectional microphone | 单向话筒；单向麦克风 | | | |
| 400 | unidirectional pulse | 单向脉冲 | | | |
| 401 | unidirectional transducer | 单向转换器 | | | |
| 402 | unidirectional transmission | 单向传输 | 单向传输 | | |
| 403 | unidirectioned | 单方向的 | | | |
| 404 | uni-FET | 单结型场效应电晶体 | | | |
| 405 | unifiable | 可统一的；可一致的 | | | |
| 406 | unification | 统一 | 合一 | | |
| 407 | unification algorithm | 统一演算法 | | | |
| 408 | unification based grammar | 统一为本文法 | | | |
| 409 | unification rule | 统一规则 | | | |
| 410 | unification set | 统一集合 | | | |
| 411 | unification unit | | 合一部件 | | |
| 412 | unification-based grammar | | 基于合一语法 | | |
| 413 | unified communications | 统一通讯系统；统一通讯（设备）；统一通讯法 | | | |
| 414 | unified database language | 统一资料库语言 | | | |
| 415 | unified design methodology | 统一设计方法学 | | | |
| 416 | unified direct access standards | 统一的直接存取标准 | | | |
| 417 | unified file access system environment | 统一档案存取系统环境 | | | |
| 418 | unified file format | 统一档案格式 | | | |
| 419 | unified functional design technique | 统一功能设计技术；统一操作设计技术 | | | |
| 420 | unified memory | 统一记忆体(架构) | | | |
| 421 | unified modeling language | | 统一建模语言 | | |
| 422 | unified network management architecture | 统一网路管理架构 | | | |
| 423 | unified numerical control language | 统一的数值控制语言 | | | |
| 424 | unified software gauge | 统一软体量器 | | | |
| 425 | unified software systems | 统一标准软体系统 | | | |
| 426 | unifier | 一致器；合一器；一致置换（符）；通代（符） | 合一子 | | |
| 427 | unifile volume | 单档案文卷 | | | |
| 428 | uniflow | 单向流（程） | | | |
| 429 | unifluxor | 匀磁线 | | | |
| 430 | uniform approximation | 一致近似法；一致逼近 | | | |
| 431 | uniform array | 一致阵列；一致数组 | | | |
| 432 | uniform automatic data processing system | 一致自动资料处理系统；标准自动资料处理系统 | | | |
| 433 | uniform baseline offset | 一致基线偏置 | | | |
| 434 | uniform bound | 一致界限 | | | |
| 435 | uniform channel | 均匀通道 | | | |
| 436 | uniform command language | 一致命令语言 | | | |
| 437 | uniform commercial code | 统一商业码 | | | |
| 438 | uniform convergence | 一致收敛 | | | |
| 439 | uniform distribution | 均匀分布 | | | |
| 440 | uniform encoding | 线性编码；均匀编码 | | | |
| 441 | uniform evaluation rule | 一致评估规则 | | | |
| 442 | uniform file | 均匀档案 | | | |
| 443 | uniform function | 单值函数 | | | |
| 444 | uniform game tree | 一致竞赛树 | | | |
| 445 | uniform geometry technique | 规则形状技术（器件形状相同的高密度装配技术） | | | |
| 446 | uniform grid method | 均格法 | | | |
| 447 | uniform grid search pattern | 均格搜寻型样 | | | |
| 448 | uniform hashing | 均匀散列 | | | |
| 449 | uniform hashing function | 均匀散列函数 | | | |
| 450 | uniform inquiry update element | 一致询问更新元件 | | | |
| 451 | uniform interface | 一致介面；统一介面 | | | |
| 452 | uniform line | 均匀线 | | | |
| 453 | uniform magnetic field | 均匀磁场 | | | |
| 454 | uniform memory access | | 均匀存储器访问 | | |
| 455 | uniform norm | 一致 数 | | | |
| 456 | uniform product code council | 统一产品码委员会 | | | |
| 457 | uniform programming environment | 一致程式设计环境 | | | |
| 458 | uniform quantization | 均匀量化 | | | |
| 459 | uniform random number | 均匀随机数 | | | |
| 460 | uniform referencing | 均匀参照 | | | |
| 461 | uniform reporting system | 统一报告系统；一致报告系统 | | | |
| 462 | uniform resource locater | | 统一资源定位地址, *URL地址 | | |
| 463 | uniform resource locator | 共通资源指标 | | | |
| 464 | uniform sampling | 均匀抽样 | | | |
| 465 | uniform sampling design | 均匀抽样设计 | | | |
| 466 | uniform systems of accounts | 统一帐目系统 | | | |
| 467 | uniformity | 均匀性；一致性 | | | |
| 468 | uniformity argument | 一致性引数 | | | |
| 469 | uniformity segment | 一致段 | | | |
| 470 | uniformization | 单值化 | | | |
| 471 | uniformly accessible storage | 均匀可存取储存器 | | | |
| 472 | unifunctional pipeline | 单功能管线 | | | |
| 473 | unify processor | 合一处理机 | | | |
| 474 | unifying composition | 合一复合；一致合成；一致 换合成 | | | |
| 475 | unigauge design | 单一标准设计 | | | |
| 476 | unijunction transistor | 单结电晶体；单结型电晶体 | | | |
| 477 | unilateral circuit | 单面电路 | | | |
| 478 | unilateral conductivity | 单面导电性 | | | |
| 479 | unilateral connected digraph | 单面连接有向图 | | | |
| 480 | unilateral continuity | 单面连续性 | | | |
| 481 | unilateral diffusion | 单面扩散 | | | |
| 482 | unilateral digraph | 单面有向图 | | | |
| 483 | unilateral impedance | 单面阻抗 | | | |
| 484 | unilateral network | 单面网路 | | | |
| 485 | unilateral signal transmission | 单面信号传输 | | | |
| 486 | unilateral synchronization system | 单面同步系统 | | | |
| 487 | unilateral system | 单面系统 | | | |
| 488 | unilateral variational problem | 单面变动问题 | | | |
| 489 | unilateralization | 单面化 | | | |
| 490 | unilaterally connected graph | 单面连接图 | | | |
| 491 | uniline | 单线；单一线路；单行 | | | |
| 492 | uniline message | 单线信息 | | | |
| 493 | unimicroprocessor | 单微处理机 | | | |
| 494 | unimodal distribution | 单峰分布 | | | |
| 495 | unimodal function | 单峰函数 | | | |
| 496 | unimodal search | 单峰搜寻 | | | |
| 497 | unimodality | 单峰性 | | | |
| 498 | unimodel response surface | 单模型回应表面 | | | |
| 499 | unimodular matrix | 单模矩阵 | | | |
| 500 | unimodular property | 单模性质 | | | |
| 501 | unimplemented user operations | 未实作使用者操作 | | | |
| 502 | uninformed graph search | 无启动图搜寻；无资讯的图形搜寻 | | | |
| 503 | uninitialized variable | 未初始化变数 | | | |
| 504 | uninked ribbon | 无油墨色带 | | | |
| 505 | uninstallation | | 卸载 | | |
| 506 | unintegrated | 未积分的 | | | |
| 507 | unintelligent terminal | 非智慧终端（设备） | | | |
| 508 | unintelligible crosstalk | 不可懂串音 | | | |
| 509 | uninterpreted name | 未解释名 | | | |
| 510 | uninterrupted | 不中断的；连续的；不停的 | | | |
| 511 | uninterrupted power supply | 不中断的电源 | | | |
| 512 | uninterruptible computer power | 不中断计算机电力 | | | |
| 513 | uninterruptible power supply | | 不间断电源 | | |
| 514 | uninterruptible power system | 不中断电力系统 | | | |
| 515 | union | 联合；联集；联盟 | 并 | | |
| 516 | union algorithm | 联集演算法 | | | |
| 517 | union catalogue | 联合目录 | | | |
| 518 | union function | 联集函数 | | | |
| 519 | union gate | 联集闸；联闸；或闸 | | | |
| 520 | union ideal | 联合理想 | | | |
| 521 | union of set | 集合联集 | | | |
| 522 | union of subinterval | 子区间的联合 | | | |
| 523 | union operation | 联合操作 | | | |
| 524 | union operator | 联集运算子 | | | |
| 525 | union pattern | 联合型样 | | | |
| 526 | union rule | 联合规则 | | | |
| 527 | union rule of functional dependencies | | 函数依赖合并律 | | |
| 528 | union sequence | 联合序列 | | | |
| 529 | union set | 联集 | | | |
| 530 | union station | 总站 | | | |
| 531 | union tag | 联合标签 | | | |
| 532 | union theorem | | 并定理 | | |
| 533 | union-compatible | 可相容的 | | | |
| 534 | union-find algorithm | 合并寻找演算法 | | | |
| 535 | unipath | 单通路 | | | |
| 536 | uniphase | 单相 | | | |
| 537 | unipolar | 单极；单极性的 | | | |
| 538 | unipolar analog signal | 单极类比信号 | | | |
| 539 | unipolar signal | 单极信号 | | | |
| 540 | unipolar transistor | 单极（型）电晶体 | | | |
| 541 | uniprocessing | 单一处理 | | | |
| 542 | uniprocessing system | 单一处理系统 | | | |
| 543 | uniprocessor | 单一处理机 | 单处理器 | | |
| 544 | uniprocessor mode | 单处理机模式 | | | |
| 545 | uniprocessor operating system | 单一处理机操作系统 | | | |
| 546 | uniprogrammed system | 单道程式（控制）系统 | | | |
| 547 | uniprogramming | 单一规划 | | | |
| 548 | uniprogramming interactive system | 单一规划交谈系统 | | | |
| 549 | uniprogramming interactive time-sharing system | 单一规划交谈分时系统 | | | |
| 550 | unipunch | 单打孔器；单打孔机 | | | |
| 551 | unique | 唯一；唯一的；独特的 | | | |
| 552 | unique address | 唯一位址 | | | |
| 553 | unique alternate key | 唯一替用键 | | | |
| 554 | unique application program | 唯一应用程式 | | | |
| 555 | unique array | 唯一阵列 | | | |
| 556 | unique factorization theorem | 唯一因式分解定理 | | | |
| 557 | unique file | 唯一档案 | | | |
| 558 | unique handle | 唯一句柄 | | | |
| 559 | unique identification | 唯一识别 | | | |
| 560 | unique identifier | 唯一识别符 | | | |
| 561 | unique initial snapshot | 唯一初始快照 | | | |
| 562 | unique key | 唯一键 | | | |
| 563 | unique load module | 唯一载入模组 | | | |
| 564 | unique name | 唯一编名 | | | |
| 565 | unique name generator | 唯一名字产生器；唯一名字产生程式 | | | |
| 566 | unique programming language | 唯一程式设计语言 | | | |
| 567 | unique sequential access method | 唯一顺序存取法 | | | |
| 568 | unique solution | 唯一解 | | | |
| 569 | unique subprogram | 唯一次程式 | | | |
| 570 | unique system header segment | 唯一系统标头段 | | | |
| 571 | unique variable | 唯一变数 | | | |
| 572 | unique word | 唯一字；独特字 | | | |
| 573 | unique working space | 唯一工作空间 | | | |
| 574 | uniquely colorable graph | 唯一可着色图 | | | |
| 575 | uniquely decipherable code | 唯一可译代码 | | | |
| 576 | uniquely decodable code | 唯一可解译码 | | | |
| 577 | uniquely n-colorable graph | 唯一n可着色图 | | | |
| 578 | uniqueness | 唯一性 | | | |
| 579 | uniqueness condition | 唯一性条件 | | | |
| 580 | unirecord | 单一记录 | | | |
| 581 | unirecord block | 单一记录块 | | | |
| 582 | uniselector | 单动作选择器 | | | |
| 583 | uniset console | 单体机控制台 | | | |
| 584 | unisolvent function | 唯一可解函数 | | | |
| 585 | UNISYS Corporation | 优利公司 | | | |
| 586 | unit | 单位；单元；部件；装置；设备；器 | 单元 | | |
| 587 | unit address register | 单元位址暂存器 | | | |
| 588 | unit address | 设备位址；单元位址 | | | |
| 589 | unit affinity | 单位相似 | | | |
| 590 | unit architecture | 单元架构 | | | |
| 591 | unit area | 单位面积；单位区域 | | | |
| 592 | unit automatic exchange | 单元自动交换 | | | |
| 593 | unit backspace character | 单位退格字元 | | | |
| 594 | unit bit | 单元位元 | | | |
| 595 | unit buffer terminal | 单位缓冲区终端 | | | |
| 596 | unit check | 设备校验 | | | |
| 597 | unit class | 单元类别 | | | |
| 598 | unit code element | 单位码元件 | | | |
| 599 | unit command word | 设备命令字；单元命令字 | | | |
| 600 | unit construction computer | 单元构造计算机 | | | |
| 601 | unit construction principle | 单元构造原理 | | | |
| 602 | unit control | 单元控制 | | | |
| 603 | unit control block | 单位控制段；单方控制方块；设备控制块；单元控制块 | | | |
| 604 | unit control file | 单元控制档案；设备控制档案 | | | |
| 605 | unit control word | 设备控制字；单元控制字 | | | |
| 606 | unit cost | 单位成本 | | | |
| 607 | unit cost default | 单位成本预设 | | | |
| 608 | unit data | 单元资料 | | | |
| 609 | unit data and control diagram | 单元资料与控制图 | | | |
| 610 | unit delay operator | 单位延迟运算子 | | | |
| 611 | unit development folder | 单元开发卷 | | | |
| 612 | unit diagnostics | 单元诊断（程式）；设备诊断（程式） | | | |
| 613 | unit dislocation | 单位位错 | | | |
| 614 | unit disparity binary code | 单位不均等二进制码 | | | |
| 615 | unit displacement method | 单位位移法 | | | |
| 616 | unit distance code | 单位距离码；单位间距码 | | | |
| 617 | unit doublet | 单元偶极 | | | |
| 618 | unit element | 单位码元；单位元素 | | | |
| 619 | unit emergency power-off | 装置紧急切电 | | | |
| 620 | unit equipment record | 单位设备记录 | | | |
| 621 | unit essential equipment | 单位主要设备 | | | |
| 622 | unit exception | 设备异常；设备例外；单元异常；单元例外 | | | |
| 623 | unit factor clause | 单元因子子句 | | | |
| 624 | unit gap | 单位间隙 | | | |
| 625 | unit identification system | 单元识别系统 | | | |
| 626 | unit information | 单元资讯；单位资讯 | | | |
| 627 | unit initialization routine | 单位初始化常式 | | | |
| 628 | unit interface | 单元介面；设备介面 | | | |
| 629 | unit interval | 单位间隔；单位时隔；单位区间；单位（信号）间隔 | | | |
| 630 | unit length | 单位长度 | | | |
| 631 | unit load | 单位载荷；单位负载；（按某一）单位装入（资料） | | | |
| 632 | unit logic device | 单元逻辑装置 | | | |
| 633 | unit matrix | 单位矩阵 | | | |
| 634 | unit module | 单位模组 | | | |
| 635 | unit number | 单元号码 | | | |
| 636 | unit of allocation list | 分配单位表 | | | |
| 637 | unit of measure | 量测单位 | | | |
| 638 | unit of measure conversion factor | 测量单位转换因数 | | | |
| 639 | unit of measurement | 测量单位 | | | |
| 640 | unit of processing capacity | 处理能力单位 | | | |
| 641 | unit of transfer | 传送单位 | | | |
| 642 | unit of work | 工作单元 | | | |
| 643 | unit position | 单位位置 | | | |
| 644 | unit preference strategy | 单位居先策略 | | | |
| 645 | unit price | 单价 | | | |
| 646 | unit price discount/markup code | 单价折扣／加成码 | | | |
| 647 | unit price discount/markup percent | 单价折扣／加成百分比 | | | |
| 648 | unit production | | 单一生成式 | | |
| 649 | unit program | 单位程式 | | | |
| 650 | unit quantity required | 所需单位数量 | | | |
| 651 | unit ready | 装置备妥 | | | |
| 652 | unit ready light | 装置备妥指示灯 | | | |
| 653 | unit record | 单位记录；单元记录（包括一个完整记录的一张打孔卡片）UR | | | |
| 654 | unit record data processing machines | 单位记录资料处理机 | | | |
| 655 | unit record device | 单位记录装置 | | | |
| 656 | unit record equipment | 单位记录设备 | | | |
| 657 | unit record file | 单位记录档案；单元记录档案 | | | |
| 658 | unit record machine | 单位记录机 | | | |
| 659 | unit record pool | 单位记录组；单位记录池 | | | |
| 660 | unit record principle | 单位记录原理 | | | |
| 661 | unit record processor | 单位记录处理机 | | | |
| 662 | unit record routine | 单位记录（例行）常式 | | | |
| 663 | unit record volume | 单元记录容量；单位记录卷 | | | |
| 664 | unit reference code | 单位参考码 | | | |
| 665 | unit required quantity | 单位需求量 | | | |
| 666 | unit resolution | 单元分解 | | | |
| 667 | unit response function | 单位回应函数 | | | |
| 668 | unit rule | 单元规则 | | | |
| 669 | unit run-time | 设备运行时间 | | | |
| 670 | unit sample | 单位样本 | | | |
| 671 | unit screen | 单位萤幕 | | | |
| 672 | unit segment | 单位程式段；单位线段 | | | |
| 673 | unit separator character | 单位分隔符字元 | | | |
| 674 | unit separator | 单位分离器 | | | |
| 675 | unit space | 单元空间 | | | |
| 676 | unit specify | 设备指令；设备规定 | | | |
| 677 | unit status information | 单元状态资讯 | | | |
| 678 | unit step | 单位阶段；单步；单级 | | | |
| 679 | unit step input | 单步输入 | | | |
| 680 | unit step response | 单步回应 | | | |
| 681 | unit string | 单位字串；单位串；（只有一个实体的）单字符串；单元字串 | 单元串 | | |
| 682 | unit switch | 单元开关；组合开关 | | | |
| 683 | unit synchronizer | 单位同步器 | | | |
| 684 | unit system | 单元系统 | | | |
| 685 | unit test | 单元测试 | 单元测试 | | |
| 686 | unit testing | 单位测试；单元测试 | | | |
| 687 | unit testing philosophy | 单位测试哲理 | | | |
| 688 | unit time advance | 单位时间前进 | | | |
| 689 | unit time step | 单位时间步骤 | | | |
| 690 | unit time | 单位时间 | | | |
| 691 | unit transform of image matrix | 影像矩阵单位变换 | | | |
| 692 | unit type | 设备类型；单元类型 | | | |
| 693 | unit under test | 被测单元；待测单元 | | | |
| 694 | unit vector | 单位向量 | | | |
| 695 | unit weight | 单位重量 | | | |
| 696 | unitary | 单一的；单元的；单式的；正的 | | | |
| 697 | unitary clause | 单一子句 | | | |
| 698 | unitary code | 单一码 | | | |
| 699 | unitary declaration | 单一说明；单一宣告 | | | |
| 700 | unitary matrix | 单位矩阵；单式矩阵；单一矩阵 | | | |
| 701 | unitary transform of image matrix | 影像矩阵单一变换 | | | |
| 702 | unitary vector space | 单一向量空间 | | | |
| 703 | united gas laboratory internally programmed automa | 联合瓦斯实验室内程控自动计算机 | | | |
| 704 | United Kingdom atomic energy authority | 英国原子能局 | | | |
| 705 | United Kingdom information technology organization | 英国资讯技术组织 | | | |
| 706 | United Kingdom post office | 英国邮政总局 | | | |
| 707 | United Nations educational scientific and cultural organization | 联合国教科文组织 | | | |
| 708 | United Nations postal administration | 联合国邮政管理处 | | | |
| 709 | United Nations standards coordinating committee | 联合国标准协调委员会 | | | |
| 710 | United Stated independent telephone association | 美国独立电话公司协会 | | | |
| 711 | United States army computer system | 美国陆军计算机系统 | | | |
| 712 | United States atomic energy commission | 美国原子能委员会 | | | |
| 713 | United States bureau of standards | 美国标准局 | | | |
| 714 | United States communications intelligence board | 美国通讯资讯局 | | | |
| 715 | United States department of agriculture | 美国农业部 | | | |
| 716 | United States frequency standard | 美国频率标准 | | | |
| 717 | United States geological survey | 美国地质勘探局 | | | |
| 718 | United States independent telephone association | 美国独立电话协会 | | | |
| 719 | United States information center | 美国资讯中心 | | | |
| 720 | United States of America standard institute | 美国标准学会 | | | |
| 721 | United States of America standard | 美国国家标准 | | | |
| 722 | United States standard | 美国标准 | | | |
| 723 | united translation system | 联合翻译系统 | | | |
| 724 | uniterm | 单元项；单元词；单项 | | | |
| 725 | uniterm index | 单项索引 | | | |
| 726 | uniterm indexing | 单项索引 | | | |
| 727 | uniterm system | 单项系统 | | | |
| 728 | uniterming | 单元词选择 | | | |
| 729 | uniting | 联合化 | | | |
| 730 | unitized digital electronic calculator | 统一数位电子计算器；成套的电子数位计算机 | | | |
| 731 | unitized film | 统一胶片；统一薄膜 | | | |
| 732 | unit-of-work identifier | 工作单元识别符 | | | |
| 733 | unitransitive graph | 单可传递图 | | | |
| 734 | unit's order | 单位次序 | | | |
| 735 | unity | 单一；合一；整体 | | | |
| 736 | unity of system operation | 系统操作单位 | | | |
| 737 | unity path | 单一路径 | | | |
| 738 | univariant function generator | 单变数函数产生器；单变数函数产生程式 | | | |
| 739 | univariant search | 单变数搜寻 | | | |
| 740 | univariate curve fitting | 单变数曲线适配 | | | |
| 741 | universal | 通用；万能；宇宙；普遍；环球 | | | |
| 742 | universal access | 通用存取 | | | |
| 743 | universal active filter | 通用现用滤波器 | | | |
| 744 | universal address | 通用位址 | | | |
| 745 | universal address administration | | 全球地址管理 | | |
| 746 | universal administration | 通用管理 | | | |
| 747 | universal algorithm | 通用演算法 | | | |
| 748 | universal assembler translator system | 通用组合程式翻译器系统 | | | |
| 749 | universal asynchronous port | 通用异步埠 | | | |
| 750 | universal asynchronous receiver/transmitter | | 通用异步接收发送设备 | | |
| 751 | universal asynchronous receiver/transmitter | 通用异步收发器；通用异步接收机发射器 | | | |
| 752 | universal automatic computer | 通用自动计算机 | | | |
| 753 | universal black box | 通用黑箱 | | | |
| 754 | universal block channel | 通用块通道 | | | |
| 755 | universal buffer controller | 通用缓冲器控制器 | | | |
| 756 | universal button box | 通用按钮箱 | | | |
| 757 | universal camera control system | 通用照像机控制系统 | | | |
| 758 | universal card read-in program | 通用卡片读入程式 | | | |
| 759 | universal chain control | 通用 控制；（列印机的）通用链式控制 | | | |
| 760 | universal character | 通用字元 | | | |
| 761 | universal character buffer address register | 通用字元缓冲器位址暂存器 | | | |
| 762 | universal character buffer | 通用字元缓冲器 | | | |
| 763 | universal character set | 通用字元集 | | | |
| 764 | universal class | 全集合；通用类别 | | | |
| 765 | universal class card reader | 通用类别卡阅读机 | | | |
| 766 | universal classification system | 通用分类系统 | | | |
| 767 | universal closure | 全称闭包 | | | |
| 768 | universal code | 通用码 | | | |
| 769 | universal code synchronous transmitter-receiver | 通用编码同步收发器；通用码同步收发器 | | | |
| 770 | universal coded character set | 通用编码字元集 | | | |
| 771 | universal command | 通用命令 | | | |
| 772 | universal communication monitor | 通用通信监视器 | | | |
| 773 | universal communication switching device | 通用通讯交换装置；通用通信交换装置 | | | |
| 774 | universal compiler | 通用编译器；通用编译程式 | | | |
| 775 | universal computer | 通用计算机 | | | |
| 776 | universal computer company | 通用计算机公司 | | | |
| 777 | universal computer oriented language | 通用计算机导向语言 | | | |
| 778 | universal constant | 通用常数 | | | |
| 779 | universal controller | 通用控制器 | | | |
| 780 | universal controller system bus | 通用控制器系统汇流排 | | | |
| 781 | universal coordinated time | 通用协调时间 | | | |
| 782 | universal data link control | 通用资料链路控制 | | | |
| 783 | universal data system | 通用资料系统 | | | |
| 784 | universal data transfer service | 通用资料传送服务 | | | |
| 785 | universal database access system | 通用资料库存取系统 | | | |
| 786 | universal decimal classification | 通用十进分类；国际十进分类法；通用十进分类法 | | | |
| 787 | universal default | 通用内定值；通用系统设定值 | | | |
| 788 | universal device | 通用装置 | | | |
| 789 | universal device index | 通用装置索引 | | | |
| 790 | universal digital computer | 通用数位计算机 | | | |
| 791 | universal digital interface | 通用数位介面 | | | |
| 792 | universal document reader | 通用文件阅读机 | | | |
| 793 | universal electron microscope | 通用电子显微镜 | | | |
| 794 | universal emulating terminal system | 通用仿真终端系统 | | | |
| 795 | universal file access method | 通用档案存取法 | | | |
| 796 | universal file access system | 通用档案存取系统；统一档案存取系统 | | | |
| 797 | universal fixed type | 通用固定类型 | | | |
| 798 | universal fixture | 通用混合 | | | |
| 799 | universal fixturing | 通用夹具 | | | |
| 800 | universal floppy reader | 通用软式磁碟的 | | | |
| 801 | universal frequency counter | 通用频率计数器 | | | |
| 802 | universal function | 泛函数 | | | |
| 803 | universal grammar | 通用文法 | | | |
| 804 | universal graphic recorder | 通用图形记录器 | | | |
| 805 | universal host machine | 通用主机 | | | |
| 806 | universal host processor | 通用主处理机 | | | |
| 807 | universal image processing system | 通用影像处理系统 | | | |
| 808 | universal implication graph | 通用蕴含图 | | | |
| 809 | universal input/output controller | 通用输入输出控制器 | | | |
| 810 | universal installer | | 通用安装程序 | | |
| 811 | universal instance assumption | 通用实例假设 | | | |
| 812 | universal instruction set | 通用指令集；通用指令系统 | | | |
| 813 | universal integer type | 通用整数型 | | | |
| 814 | universal integrated communication system | 环球整合通讯系统 | | | |
| 815 | universal interconnecting device | 环球互连装置；通用互连设备 | | | |
| 816 | universal job control language | 通用工件控制语言 | | | |
| 817 | universal key | 通用键；多用途键；通用关键字 | | | |
| 818 | universal keyboard | | 通用键盘 | | |
| 819 | universal keyset | 通用键组 | | | |
| 820 | universal language definition | 通用语言定义 | | | |
| 821 | universal language description | 通用语言描述 | | | |
| 822 | universal library | 通用程式馆 | | | |
| 823 | universal line multiplexer | 通用线路多工器 | | | |
| 824 | universal link terminal | 通用链接终端 | | | |
| 825 | universal logic block | 通用逻辑块 | | | |
| 826 | universal logic circuit | 通用逻辑电路 | | | |
| 827 | universal logic gate | 通用逻辑闸 | | | |
| 828 | universal logic implementation | 通用逻辑实施 | | | |
| 829 | universal machine | 通用机 | | | |
| 830 | universal machine language | 通用机器语言 | | | |
| 831 | universal maintenance standard | 通用维修（维护）标准 | | | |
| 832 | universal manipulator controller | 广用调处器控制器 | | | |
| 833 | universal memory system | 通用记忆系统 | | | |
| 834 | universal meter | 万用表 | | | |
| 835 | universal microprogramming | 通用微程式设计 | | | |
| 836 | universal modular tree | 通用模组树 | | | |
| 837 | universal module | 通用模组；通用程式 | | | |
| 838 | universal multiple-octet coded character set | | 通用多八位编码字符集 | | |
| 839 | universal multiprogramming system | 通用多程式系统 | | | |
| 840 | universal navigation computer | 通用导航计算机 | | | |
| 841 | universal network | 环球网路 | | | |
| 842 | universal numerical interchange terminal | 通用数值交换终端机 | | | |
| 843 | universal operating system | 通用作业系统 | | | |
| 844 | universal output computer | 通用输出计算机 | | | |
| 845 | universal performance assessment and control system | 通用性能评价与控制系统 | | | |
| 846 | universal peripheral interface chip | 通用周边介面晶片 | | | |
| 847 | universal peripheral interface | 通用周边介面 | | | |
| 848 | universal postal union | 通用邮政联盟 | | | |
| 849 | universal power supply | 通用电源 | | | |
| 850 | universal procedure oriented language | 通用程序导向语言 | | | |
| 851 | universal processing system | 通用处理系统 | | | |
| 852 | universal processor | 通用处理机 | | | |
| 853 | universal product code | 通用产品代码 | | | |
| 854 | universal program | 通用程式 | | | |
| 855 | universal program development system | 通用程式开发系统 | | | |
| 856 | universal programming language | 通用程式设计语言 | | | |
| 857 | universal PROM programmer | 通用PROM程式设计员；通用PROM程式编制器 | | | |
| 858 | universal property | 通用性质 | | | |
| 859 | universal proposition | 全称命题 | | | |
| 860 | universal quantification | 通用量化 | | | |
| 861 | universal quantifier | 全称量词 | 全称量词 | | |
| 862 | universal radar signal processor | 通用雷达信号处理机 | | | |
| 863 | universal real type | 通用实数类型 | | | |
| 864 | universal receiver/transmitter | 通用收发机 | | | |
| 865 | universal relation | 泛关系 | 泛关系 | | |
| 866 | universal relation assumption | 泛关系假设 | | | |
| 867 | universal relation model | 泛关系模型 | | | |
| 868 | universal serial bus | | 通用串行总线 | | |
| 869 | universal series regulator | 通用串联式调整器；通用串联式稳压器 | | | |
| 870 | universal service order code | 通用服务命令码 | | | |
| 871 | universal set | 全集；字集 | | | |
| 872 | universal simulator | 通用模拟器 | | | |
| 873 | universal small keyboard | 通用小键盘 | | | |
| 874 | universal software interface | 通用软体介面 | | | |
| 875 | universal specialization | 通称特化 | | | |
| 876 | universal specialization reasoning | 全称消去推理；通称特化推理 | | | |
| 877 | universal structural analysis service | 通用结构分析业务 | | | |
| 878 | universal symbol | 通用符号 | | | |
| 879 | universal synchronous and asynchronous receiver/transmitter | 通用同步及异步接收机发送器 | | | |
| 880 | universal synchronous receiver | 通用同步接收程序；通用同步接收机 | | | |
| 881 | universal synchronous receiver/transmitter | 通用同步接收机发送器 | | | |
| 882 | universal tag | 通用标签 | | | |
| 883 | universal tape processor | 通用磁带处理机 | | | |
| 884 | universal tape-to-tape converter | 通用磁带至磁带转换器 | | | |
| 885 | universal test equipment compiler | 通用测试设备编译程式 | | | |
| 886 | universal time | 世界时间；格林威治时间；国际标准时 | | | |
| 887 | universal time-sharing system | 通用分时系统 | | | |
| 888 | universal torn-tape system | 通用撕（断纸）带系统 | | | |
| 889 | universal transistor | 通用电晶体 | | | |
| 890 | universal translator oriented language | 通用翻译程式导向语言 | | | |
| 891 | universal tree domain | 全树域 | | | |
| 892 | universal Turing machine | 通用杜林机 | 通用图灵机 | | |
| 893 | universal unification | | 泛合一 | | |
| 894 | universality | 广用性 | | | |
| 895 | universally quantified variable | 广用量化变数 | | | |
| 896 | universally valid premise | 全称永真前提 | | | |
| 897 | universe | 宇宙；世界；域；全域；总体 | | | |
| 898 | universe of admissible patterns | 容许型样全域 | | | |
| 899 | universe of discourse | 论域；个体域 | | | |
| 900 | universe set | 全域 | | | |
| 901 | universe time | 宇宙时间；世界时 | | | |
| 902 | university | 大学 | | | |
| 903 | university computing company | 大学计算公司 | | | |
| 904 | university of Washington BASIC interpretive compiler | 华盛顿大学BASIC解释型编译程式 | | | |
| 905 | university of Waterloo COBOL | （加拿大）滑铁卢大学的COBOL语言 | | | |
| 906 | university of Waterloo FORTRAN | 滑铁卢大学FORTRAN语言 | | | |
| 907 | uni-vibrator | 单振子 | | | |
| 908 | univolume | 单卷 | | | |
| 909 | univolume file | 单卷档案 | | | |
| 910 | uniwafer | 单圆片 | | | |
| 911 | uniwave signaling | 单频发信 | | | |
| 912 | UNIX | UNIX作业系统 | UNIX操作系统 | | |
| 913 | UNIX application | UNIX应用程式 | | | |
| 914 | UNIX C shell | UNIX的C语言系统 | | | |
| 915 | UNIX file access | UNIX档案存取 | | | |
| 916 | UNIX filing system | UNIX档案系统 | | | |
| 917 | UNIX network | UNIX网路 | | | |
| 918 | UNIX Shell | | UNIX命令解释程序 | | |
| 919 | UNIX software | UNIX软体 | | | |
| 920 | UNIX system command | UNIX系统命令 | | | |
| 921 | UNIX System Laboratories | UNIX系统实验室 | | | |
| 922 | UNIX system V core package | UNIX系统V核心套装软体 | | | |
| 923 | UNIX time-sharing system | UNIX分时系统 | | | |
| 924 | UNIX-like file name | 类UNIX档案名（字） | | | |
| 925 | unjustified | 未调整的；未对齐的 | | | |
| 926 | unjustified tape | 未调整的磁带 | | | |
| 927 | unjustified text | 未对齐文稿；未调整的本文；未对齐的本文 | | | |
| 928 | unknown character | 未知字元 | | | |
| 929 | unknown parameter | 未知参数 | | | |
| 930 | unknown periodic component | 未知周期分量 | | | |
| 931 | unknown quantity | 未知量 | | | |
| 932 | unknown state | 未知状态 | | | |
| 933 | unknown station | 未知站 | | | |
| 934 | unlabeled | 无标号的 | | | |
| 935 | unlabeled common block | 无标号公用块 | | | |
| 936 | unlabeled compound statement | 无标号复合叙述 | | | |
| 937 | unlabeled input file | 无标号输入档案 | | | |
| 938 | unlabeled magnetic tape | 无标号磁带 | | | |
| 939 | unlabeled multireel file | 无标号多卷档案 | | | |
| 940 | unlabeled statement | 无标号叙述 | | | |
| 941 | unlike dislocation | 异号位错 | | | |
| 942 | unlikely event | 不可能事件 | | | |
| 943 | unlimited | 无限的；无穷的 | | | |
| 944 | unlink | 无链接 | | | |
| 945 | unlink system call | 无链接系统呼叫 | | | |
| 946 | unlisted word | | 未登录词 | | |
| 947 | unload | 卸载；取下；卸除；转储；（信息）转存；卸带 | | | |
| 948 | unload button | （卸载）钮 | | | |
| 949 | unload data set | 卸载资料集 | | | |
| 950 | unload database | 卸载资料库 | | | |
| 951 | unload pointer | 卸载指标 | | | |
| 952 | unload time chain | 卸载时间 接；卸载时间链接 | | | |
| 953 | unload zone | | 卸载区 | | |
| 954 | unloaded | 无载的；空载的 | | | |
| 955 | unloaded version | 卸载版本 | | | |
| 956 | unloading | 转存；卸载；去载；卸下；转储 | | | |
| 957 | unloading foreground job | 卸载前台工件 | | | |
| 958 | unloading system job | 卸载系统工件 | | | |
| 959 | unloading tape | 卸载磁带 | | | |
| 960 | unlock | 开锁；解除锁定；解锁；开启 | 解锁 | | |
| 961 | unlock statement | 解锁叙述；开锁叙述 | | | |
| 962 | unlocked resource | 解锁资源；未锁资源 | | | |
| 963 | unlocking escape | 非锁型（字符）转义 | | | |
| 964 | unmagnetized region | 未磁化区 | | | |
| 965 | unmanned aerospace surveillance | 无人式太空监视 | | | |
| 966 | unmanned factory | 无人式工厂 | | | |
| 967 | unmanned multifunction satellite | 无人式多功能卫星 | | | |
| 968 | unmanned sensing satellite system | 无人式感测卫星系统 | | | |
| 969 | unmapped address space | 未映射位址空间 | | | |
| 970 | unmapped conversation | 未映射的对话 | | | |
| 971 | unmapped memory | 未映射记忆体 | | | |
| 972 | unmapped physical storage | 未映射实体储存器 | | | |
| 973 | unmapped system | 未映射系统 | | | |
| 974 | unmarked area | 无标示区域 | | | |
| 975 | unmarked list node | 无标示列表节点 | | | |
| 976 | unmarked nonterminal | 无标示非终结 | | | |
| 977 | unmarked stack frame | 无标示堆叠框 | | | |
| 978 | unmask | 无遮罩 | | | |
| 979 | unmask state | 无遮罩状态 | | | |
| 980 | unmasking | 无屏蔽（处理）；中断屏蔽（处理） | | | |
| 981 | unmatch | 未匹配；失配；不配对 | | | |
| 982 | unmatched record | 失配记录 | | | |
| 983 | unmodified instruction | 未作修改指令 | | | |
| 984 | unmodulated | 未调制的 | | | |
| 985 | unmovable data set | 不可移资料集 | | | |
| 986 | unnamed block data subprogram | 无名块资料次程式 | | | |
| 987 | unnaming | 撤消命名 | | | |
| 988 | unnested version | 非巢套式版本 | | | |
| 989 | unnormalized floating add | 未正规化浮点加（法） | | | |
| 990 | unnormalized floating divide | 未正规化浮点除（法） | | | |
| 991 | unnormalized floating multiply | 未正规化浮点乘（法） | | | |
| 992 | unnormalized floating subtract | 未正规化浮点减（法） | | | |
| 993 | unnormalized number | 未正规化数；非标准数 | | | |
| 994 | unnormalized relation | 未正规化关系 | | | |
| 995 | unnumbered acknowledge | 未编号认可 | | | |
| 996 | unnumbered acknowledgement | 未编号承认 | | | |
| 997 | unnumbered frame | 未编号框 | | | |
| 998 | unnumbered information frame | 未编号资讯框 | | | |
| 999 | unnumbered information | 未编号资讯 | | | |
| 1000 | unnumbered response | 未编号回应 | | | |
| 1001 | unoccupied time | 非占用时间 | | | |
| 1002 | unoptimizable | 非最佳的 | | | |
| 1003 | unordered | 无序的 | | | |
| 1004 | unordered file | 无序档案 | | | |
| 1005 | unordered list | | 无序[列]表 | | |
| 1006 | unordered queue | 无序队列 | | | |
| 1007 | unordered table | 无序表 | | | |
| 1008 | unpack | 解聚；拆包；还原；拆开；卸；分开；扩张；松展；析（取） | 解缩 | | |
| 1009 | unpack procedure | 拆开程序 | | | |
| 1010 | unpacked | 拆开；未缩紧 | | | |
| 1011 | unpacked array | 未缩紧阵列 | | | |
| 1012 | unpacked decimal | 未缩紧十进制；拆开的十进数 | | | |
| 1013 | unpacked decimal notation | 未缩紧十进数 | | | |
| 1014 | unpacked format | 未缩紧格式 | | | |
| 1015 | unpacked rounded floating point package | 未缩紧带舍入的浮点套装软体 | | | |
| 1016 | unpacked structured type | 未缩紧结构类型 | | | |
| 1017 | unpacking instructions | 未缩紧指令 | | | |
| 1018 | unpage segment | 不分页（程式）段 | | | |
| 1019 | unpaired rank test | 非成对秩测试 | | | |
| 1020 | unperforated tape | 未打孔纸带 | | | |
| 1021 | unplanned component issue | 非计划组件发料 | | | |
| 1022 | unplanned issue | 非计划发料 | | | |
| 1023 | unpredicatable result | 不可预测的结果 | | | |
| 1024 | unpredictable event | 未预期事件 | | | |
| 1025 | unprinted dot | （针式列印机的）非列印点 | | | |
| 1026 | unprocessed | 未处理 | | | |
| 1027 | unprotect | 未保护 | | | |
| 1028 | unprotect field | 无保护栏位 | | | |
| 1029 | unprotected dynamic storage | 无保护动态储存 | | | |
| 1030 | unprotected field | 无保护栏 | | | |
| 1031 | unprotected link | 无保护链路 | | | |
| 1032 | unprotected storage | 无保护储存 | | | |
| 1033 | unqualified call | 不合格呼叫 | | | |
| 1034 | unqualified segment search argument | 不合格段搜寻引数 | | | |
| 1035 | unreachable code | 不可及码 | | | |
| 1036 | unreachable destination | | 不可达目的地 | | |
| 1037 | unreachable node | 不可及节点 | | | |
| 1038 | unreachable nonterminal | 不可及非终结 | | | |
| 1039 | unreadable signal | 不可分辨的信号 | | | |
| 1040 | unrecognizable character | 不可识别字元 | | | |
| 1041 | unrecoverable ABEND | 不可恢复异常终止 | | | |
| 1042 | unrecoverable error | 不可恢复错误；不可校正错误 | | | |
| 1043 | unrecoverable parity error | 不可恢复同位误差 | | | |
| 1044 | unreduced matrix | 不可简化矩阵 | | | |
| 1045 | unreducible expression | 不可简化表式 | | | |
| 1046 | unreferenced field | 未引用字栏位 | | | |
| 1047 | unregister | 未登记；未注册；未挂号 | | | |
| 1048 | unregulated | 不调整的 | | | |
| 1049 | unreliable | 不可靠的；不确实的 | | | |
| 1050 | unreliable process | 不可靠过程 | 不可靠进程 | | |
| 1051 | unrepeatable read | 不可重复读 | | | |
| 1052 | unresolved reference report | 非分辨的引用报告 | | | |
| 1053 | unresolved sequential prime implicant form | 非分辨循序主蕴含项形式 | | | |
| 1054 | unresolved SPIF | 未解决SPIF | | | |
| 1055 | unrestricted digital information | 未设限之数位资讯 | | | |
| 1056 | unrestricted grammar | | 非限制文法 | | |
| 1057 | unrestricted random sampling | 未设限随机抽样 | | | |
| 1058 | unrestricted variable | 未设限变数 | | | |
| 1059 | unrooted tree | 无根树 | | | |
| 1060 | unrounded | 不舍入的 | | | |
| 1061 | unsafe region | 不安全区域 | | | |
| 1062 | unsafe reset | 不安全重置 | | | |
| 1063 | unsample | 非样本；不抽样；不取样 | | | |
| 1064 | unsatisfiability | 不可满足性 | | | |
| 1065 | unsatisfied external | 不满足外 | | | |
| 1066 | unsatisfied forward reference | 不满足向前引用 | | | |
| 1067 | unsaturated edge | 非饱和边 | | | |
| 1068 | unsaturated logic circuit | 非饱和逻辑电路 | | | |
| 1069 | unsaturated mode circuit | 非饱和模电路 | | | |
| 1070 | unsaturated tree | 非饱和树 | | | |
| 1071 | unsave | 恢复 | | | |
| 1072 | unscheduled down-time | 末排程停机时间 | | | |
| 1073 | unscheduled maintenance | 不定期维护 | 非预定维修 | | |
| 1074 | unscheduled maintenance time | 不定期维护时间 | 非预定维修时间 | | |
| 1075 | unscheduled open order summary records | 不定期开放次序摘要记录 | | | |
| 1076 | unscrambled method | 未搅拌法；有序法 | | | |
| 1077 | unscrambled order | 未搅拌次序 | | | |
| 1078 | unscrambling | 解搅拌 | | | |
| 1079 | unscrew | 卸螺钉 | | | |
| 1080 | unsegmented external file | 未分段外部档案 | | | |
| 1081 | unselected core | 未被选磁心 | | | |
| 1082 | unsensible | 无法感应 | | | |
| 1083 | unsent | 未送 | | | |
| 1084 | unseparated subprogram definitions | 不分离的次程式定义 | | | |
| 1085 | unserviceable | 不能使用的 | | | |
| 1086 | unset | 未设；复位；置0；消除；复原 | | | |
| 1087 | unshaded region | 非阴影区；空白区 | | | |
| 1088 | unshared structure | 非共享结构；非共用结构 | | | |
| 1089 | unsharp image | 模糊影像；模糊映像 | | | |
| 1090 | unshield twisted pair | | 非屏蔽双绞线 | | |
| 1091 | unshift | 未移位 | | | |
| 1092 | unshift on space | 未移位间隔 | | | |
| 1093 | unshuffle | 解混洗 | | | |
| 1094 | unshuffle interconnection | 解混洗互连 | | | |
| 1095 | unsigned 16-bit integer | 无符号16位元整数 | | | |
| 1096 | unsigned integer | 无符号整数 | | | |
| 1097 | unsigned integer conversion | 无符号整数转换 | | | |
| 1098 | unsigned number | 无符号数目 | | | |
| 1099 | unsigned real | 无符号实数 | | | |
| 1100 | unsigned type | 无符号型式 | | | |
| 1101 | unsimplified Chinese character | | 繁体字 | | |
| 1102 | unsimplified Hanzi | | 繁体字 | | |
| 1103 | unslotted protocol | 非分片协定 | | | |
| 1104 | unsolder | 焊开；烫开 | | | |
| 1105 | unsolicited data | 非请求资料 | | | |
| 1106 | unsolicited key-in | 非请求型键入 | | | |
| 1107 | unsolicited message | 非请求讯息 | | | |
| 1108 | unsolvability | 不可解性 | | | |
| 1109 | unsolvable labeling procedure | 不可解标号程序 | | | |
| 1110 | unsolvable node | 不可解节点 | | | |
| 1111 | unsolvable state | 不可解状态 | | | |
| 1112 | unsorted table | 未排序表；未整理表 | | | |
| 1113 | unspanned record | 非跨段记录；非跨记录 | | | |
| 1114 | unspanned record organization | 非跨段记录组织 | | | |
| 1115 | unspecified bounds | 未说明界 | | | |
| 1116 | unstability | 不稳定性 | | | |
| 1117 | unstable equilibrium | 不稳定平衡 | | | |
| 1118 | unstable state | 不稳定状态 | | | |
| 1119 | unstable systems | 不稳定系统 | | | |
| 1120 | unstack | 非堆叠的 | | | |
| 1121 | unstarred nonterminal | 未加星号；非终结符 | | | |
| 1122 | unsteadiness | 不稳定性 | | | |
| 1123 | unsteady state | 不稳状态 | | | |
| 1124 | unstratified language | 非层化语言；非成层语言 | | | |
| 1125 | unstring | 解串 | | | |
| 1126 | unstring statement | 解串叙述 | | | |
| 1127 | unstructured | 无结构 | | | |
| 1128 | unstructured data item | 无结构资料项 | | | |
| 1129 | unstructured decision | 无结构决策 | | | |
| 1130 | unsubscripted variable name | 无下标变数名 | | | |
| 1131 | unsubstantiated hypothesis | 未被证实的假设 | | | |
| 1132 | unsuccessful call | 不成功呼叫 | | | |
| 1133 | unsuccessful execution | 不成功之执行 | | | |
| 1134 | unsuccessful search | 不成功搜索 | | | |
| 1135 | unsuitable value | 不适合（的）值 | | | |
| 1136 | unsupervised classification | 无监督分类法 | | | |
| 1137 | unsupervised learning | 无监督学习 | 无监督学习 | | |
| 1138 | unsupported category | 非支援 畴 | | | |
| 1139 | unsuppressible literal | 不可抑制文字 | | | |
| 1140 | unsymmetrical | 不对称的；非对称的 | | | |
| 1141 | unsymmetrical balance | 非对称平衡 | | | |
| 1142 | unsymmetry | 不对称；非对称性 | | | |
| 1143 | unterminated line | 无端接线；未终接线路 | 无端接[传输]线 | | |
| 1144 | unthread | 使松脱；不通过 | | | |
| 1145 | UNTIL clause | UNTIL直到子句 | | | |
| 1146 | UNTIL control structure | UNTIL直到控制结构 | | | |
| 1147 | UNTIL further notice | 等进一步通知；在另有通知前 | | | |
| 1148 | UNTIL iteration structure | UNTIL直到型叠代结构 | | | |
| 1149 | UNTIL structure | UNTIL直到型结构 | | | |
| 1150 | untranslated program segment | 未翻译的程式段 | | | |
| 1151 | untranslated storage | 未翻译储存 | | | |
| 1152 | untrue | 伪（的）；假（的） | | | |
| 1153 | untyped language | 隐式类型语言 | | | |
| 1154 | unused bit | 未用位元 | | | |
| 1155 | unused capacity | 未用容量 | | | |
| 1156 | unused code | 未用码 | | | |
| 1157 | unused combination | 未用组合 | | | |
| 1158 | unused command | 未用命令 | | | |
| 1159 | unused command check | 未用命令核对 | | | |
| 1160 | unused time | 未用时间 | | | |
| 1161 | unused word | 未用字 | | | |
| 1162 | unusual end of program | 程式异常结束 | | | |
| 1163 | unusual event recording system | 异常事件记录系统 | | | |
| 1164 | unvisited vertices | 未访（问）顶点 | | | |
| 1165 | unwanted signal | 干扰信号；不需要的信号 | | | |
| 1166 | unwanted string | 不用字符串；不需要字符串 | | | |
| 1167 | unwatched | 不用监视的 | | | |
| 1168 | unweighted noise power level | 非加权杂讯功率电平 | | | |
| 1169 | unwind | 解开 | | | |
| 1170 | unwind the call stack | 呼叫堆叠解开 | | | |
| 1171 | up | 向上；上；高的 | | | |
| 1172 | up and down propagation time | 上行下行传播时间 | | | |
| 1173 | up converter | 上变频器；增频变频器 | | | |
| 1174 | up data link | 上行资料链接 | | | |
| 1175 | up load | 上装 | | | |
| 1176 | up symbol | 升符号 | | | |
| 1177 | up uniprocessing | 向上单理机 | | | |
| 1178 | UPC | | 使用参数控制 | | |
| 1179 | updatable microfiche | 可更新的缩微胶片 | | | |
| 1180 | update | 更新；修正 | 更新 | | |
| 1181 | update and edit uniform inquiry | 更新及编辑一致询问 | | | |
| 1182 | update anomaly | | 更新异常 | | |
| 1183 | update attribute | 更新属性 | | | |
| 1184 | update authority | 更新权限 | | | |
| 1185 | update center | 更新中心 | | | |
| 1186 | update control | 更新控制 | | | |
| 1187 | update control list | 更新控制列表 | | | |
| 1188 | update cursor | 更新游标 | | | |
| 1189 | update data | 更新资料；修改资料 | | | |
| 1190 | update file | 更新档案；更新文卷 | | | |
| 1191 | update intent | 更新意向 | | | |
| 1192 | update level | 更新等级 | | | |
| 1193 | update load | 更新负载 | | | |
| 1194 | update lock | 更新锁 | | | |
| 1195 | update operation | 更新操作 | | | |
| 1196 | update option | 更新任选（项） | | | |
| 1197 | update propagation | | 更新传播 | | |
| 1198 | update register edit list report | 更新明细编辑清册报表 | | | |
| 1199 | update rights | 更新权利 | | | |
| 1200 | update synchronization | 更新同步化 | | | |
| 1201 | update transaction | 更新异动 | | | |
| 1202 | update transactions | | 更新事务处理 | | |
| 1203 | update usage mode | 更新使用模 | | | |
| 1204 | update use mode | 更新使用模 | | | |
| 1205 | update window | 更新视窗 | | | |
| 1206 | updated | 更新的 | | | |
| 1207 | updated collision count | 更新碰撞计数 | | | |
| 1208 | updated file | 更新档 | | | |
| 1209 | updated parameter | 更新参数 | | | |
| 1210 | updated-record mark | 更新记录标志 | | | |
| 1211 | update-only recovery | 只更新恢复 | | | |
| 1212 | updater | 更新器 | | | |
| 1213 | updating | 更新 | | | |
| 1214 | updating algorithm | 更新演算法 | | | |
| 1215 | updating and file maintenance | 更新及档案维护 | | | |
| 1216 | updating formula | 更新公式 | | | |
| 1217 | updating program | 更新程式 | | | |
| 1218 | updating routing table | 更新选路表 | | | |
| 1219 | up-down binary counter | 二进制可逆计数器 | | | |
| 1220 | up-down counter | 可逆计数器；双向计数器 | | | |
| 1221 | up-down traverse of the arm | 手臂升降 | | | |
| 1222 | up-down turning of the arm | 手臂俯仰 | | | |
| 1223 | upgrade | 升级；提高质量 | | | |
| 1224 | upgrade set | 升级集 | | | |
| 1225 | upkeep | 维持；维护 | | | |
| 1226 | up-level | 高位准 | | | |
| 1227 | up-level addressing | 外层定址 | | | |
| 1228 | upline dump | 上线倾印 | | | |
| 1229 | upline dumping | 上线倾印 | | | |
| 1230 | upline facility | 上线设施 | | | |
| 1231 | uplink | 上行链路；卫星链路 | 上行链路 | | |
| 1232 | upload | | 上载 | | |
| 1233 | upper acceptance value | 上限接受值 | | | |
| 1234 | upper accumulator | 高位累加器 | | | |
| 1235 | upper and lower case | 大写与小写体 | | | |
| 1236 | upper band | 上（能）带 | | | |
| 1237 | upper bound | 上界；上限 | | | |
| 1238 | upper bound of information translation amount | 资讯翻译量上限 | | | |
| 1239 | upper bound symbol | 上界符号 | | | |
| 1240 | upper broadcast state | | 上播状态 | | |
| 1241 | upper byte | 高位元组 | | | |
| 1242 | upper case | 大写体；大写字母 | | | |
| 1243 | upper control | 上（限）控制 | | | |
| 1244 | upper control limit | 控制上限 | | | |
| 1245 | upper curtate | 上卡孔区；高部；顶部；（卡片孔横向划分的）上区段 | | | |
| 1246 | upper cut off frequency | 上截止频率 | | | |
| 1247 | upper dead center | 上死点；死区上限；上静点 | | | |
| 1248 | upper dimension bound | 上维界 | | | |
| 1249 | upper layer | 上层 | | | |
| 1250 | upper layer protocol | 上层协定 | | | |
| 1251 | upper left corner cut card | 左上切角卡 | | | |
| 1252 | upper level processor management | 上层处理器管理 | | | |
| 1253 | upper level switching center | 上位准交换中心 | | | |
| 1254 | upper limit rule | 上限规则 | | | |
| 1255 | upper limit | 上限 | | | |
| 1256 | upper memory area | | 高端存储区 | | |
| 1257 | upper memory block | | 高端存储块 | | |
| 1258 | upper print line | 列印上线；列印上行 | | | |
| 1259 | upper shift | 上移位 | | | |
| 1260 | upper state | 上态 | | | |
| 1261 | upper track | 上磁轨 | | | |
| 1262 | upper triangular matrix | 上叁角矩阵 | | | |
| 1263 | upper way computer | 超大规模计算机 | | | |
| 1264 | upper window edge | 上视窗边缘 | | | |
| 1265 | upper window open state | 上视窗开状态 | | | |
| 1266 | upper-CASE tool | 上层电脑辅助软体工程工具 | | | |
| 1267 | upper-lift corner | 左上角 | | | |
| 1268 | up-posting | 上位词自动登录 | | | |
| 1269 | UPS | | 不间断电源 | | |
| 1270 | upset | 扰动；翻转；倒转 | | | |
| 1271 | up-shift | 上移；上档字转移 | | | |
| 1272 | upside-down | 倒置 | | | |
| 1273 | up-side-down mounting | （积体电路组装的）倒装（法） | | | |
| 1274 | up-station | 上端局 | | | |
| 1275 | upstop | 上档块；上止机构 | | | |
| 1276 | upstream | 上游 | 上行数据流 | | |
| 1277 | upstroke | 上提；上行程；上行运动 | | | |
| 1278 | uptime | 可用时间；工作时间；正常运行时间；正常工作时间 | | | |
| 1279 | up-to symbol | 直到符号 | | | |
| 1280 | up-to-date | 现在的；档案内容更新 | | | |
| 1281 | upward compatibility | 向上相容性 | 向上兼容 | | |
| 1282 | upward compatible | 向上相容 | | | |
| 1283 | upward multiplexing | 向上多工 | | | |
| 1284 | upward reference | 向上引用 | | | |
| 1285 | upward transition | | 正跃变 | | |
| 1286 | upware logic-transition | | 正逻辑转换 | | |
| 1287 | upwind difference formula | 上风差分公式 | | | |
| 1288 | urban and regional information systems association | 城市和地区资讯系统协会 | | | |
| 1289 | urban management information system | 市区管理资讯系统 | | | |
| 1290 | urban traffic control system | 市区交通控制系统 | | | |
| 1291 | urgency communication | 紧急通讯 | | | |
| 1292 | urgent interrupt | 紧急中断 | | | |
| 1293 | urgent transfer | | 加急传送 | | |
| 1294 | URL | | 统一资源定位地址, *URL地址 | | |
| 1295 | us | 微秒 | | | |
| 1296 | US federation of information users | 美国资讯用户联合会 | | | |
| 1297 | usability | 可用性 | 可用性, *易用性 | | |
| 1298 | usability test | 可用性测试 | | | |
| 1299 | usable area | 可用（区）域 | | | |
| 1300 | usable direction | 可用方向 | | | |
| 1301 | usable logic block | 可用逻辑块 | | | |
| 1302 | usable time | 可用时间 | | | |
| 1303 | usage | 使用 | | | |
| 1304 | usage alert | 使用警示 | | | |
| 1305 | usage clause | 使用子句 | | | |
| 1306 | usage cost | 使用成本 | | | |
| 1307 | usage lock | 使用锁 | | | |
| 1308 | usage mode | 使用模 | | | |
| 1309 | usage parameter control | | 使用参数控制 | | |
| 1310 | usage sensitive pricing | （电话）计时收费 | | | |
| 1311 | USASI basic FORTRAN | 美国标准基本FORTRAN语言 | | | |
| 1312 | USASI FORTRAN | 美国标准FORTRAN语言 | | | |
| 1313 | USB | | 通用串行总线 | | |
| 1314 | use | 使用；使用法；用途 | | | |
| 1315 | use attribute | 使用属性 | | | |
| 1316 | use clause | 使用子句 | | | |
| 1317 | use count | 使用计数 | | | |
| 1318 | use definition chaining equation | 使用定义 接方程式 | | | |
| 1319 | use error exception | 使用错误异常 | | | |
| 1320 | use of ENTRY attribute | ENTRY属性用法 | | | |
| 1321 | use statement | 使用叙述 | | | |
| 1322 | use to user signal | 用户间信号 | | | |
| 1323 | u-sec | 微秒 | | | |
| 1324 | used area | 已用区 | | | |
| 1325 | used bit | 使用位元 | | | |
| 1326 | used entries | 使用登录 | | | |
| 1327 | useful life | 有效寿命 | | | |
| 1328 | useful life span | 有效寿命 | | | |
| 1329 | useless symbol | | 无用符[号] | | |
| 1330 | user | 用户；使用者 | 用户 | | |
| 1331 | user acceptance | 使用者接受 | | | |
| 1332 | user account | 使用者帐户 | 用户账号, *用户登录号 | | |
| 1333 | user accounting table | 用户会计表 | | | |
| 1334 | user action frame | 用户动作框 | | | |
| 1335 | user action routine | 使用者作用常式；特定作用附程式 | | | |
| 1336 | user agent | 使用者代理 | 用户代理 | | |
| 1337 | user aided system | 用户辅助系统 | | | |
| 1338 | user analysis | 使用者分析 | | | |
| 1339 | user area | 用户区 | 用户区 | | |
| 1340 | user area profile | 用户区设定档 | | | |
| 1341 | user assigned name | 用户指定名称 | | | |
| 1342 | user attribute | 用户属性 | | | |
| 1343 | user attribute data set | 用户属性资料集 | | | |
| 1344 | user authorization file | 使用者授权档案 | 用户特许文件 | | |
| 1345 | user batch job | 使用者整批工件 | | | |
| 1346 | user benefit analysis | 用户利益分析 | | | |
| 1347 | user block handling routine | 用户块处置常式 | | | |
| 1348 | user buffer | 使用者缓冲区；用户缓冲器；用户缓冲区；用户缓冲空间 | | | |
| 1349 | user calling pattern | 用户呼叫型样 | | | |
| 1350 | user catalog | 用户目录 | | | |
| 1351 | user class identifier | 使用者类别识别符 | | | |
| 1352 | user class job | 用户级工件 | | | |
| 1353 | user class of service | 用户服务级别；用户服务分类 | | | |
| 1354 | user class restructure | 用户类别重构 | | | |
| 1355 | user class service | 用户级服务；用户类服务 | | | |
| 1356 | user cluster language | 用户群集语言 | | | |
| 1357 | user coded instruction | 用户编码指令 | | | |
| 1358 | user cognition | 使用者认知 | | | |
| 1359 | user completion code | 用户完成码 | | | |
| 1360 | user contract administrator | | 用户合同管理员 | | |
| 1361 | user control block table | 用户控制块表 | | | |
| 1362 | user control store | 用户控制储存（器） | | | |
| 1363 | user controlled searching | 用户控制搜寻 | | | |
| 1364 | user coordinate | 用户坐标 | 用户坐标 | | |
| 1365 | user coordinate system | | 用户坐标系 | | |
| 1366 | user correlator | 用户相关器 | | | |
| 1367 | user CPU time | | 用户中央处理器时间, *用户CPU时间 | | |
| 1368 | user created library | 用户建立（的）程式馆 | | | |
| 1369 | user data record | 使用者资料记录 | | | |
| 1370 | user data set | 用户资料集 | | | |
| 1371 | user datagram protocol | | 用户数据报协议 | | |
| 1372 | user default device | 使用者内定装置 | | | |
| 1373 | user defined attribute | 使用者自定属性 | | | |
| 1374 | user defined character-formation program | 使用者造字程式 | | | |
| 1375 | user defined data type | | 用户[自]定义数据类型 | | |
| 1376 | user defined dyadic operator | 使用者自定二元运算子 | | | |
| 1377 | user defined edit code | 使用者自定编辑码 | | | |
| 1378 | user defined function | 使用者定义功能 | | | |
| 1379 | user defined job control language | 用户定义工件控制语言 | | | |
| 1380 | user defined key | 使用者定义键；使用者自定键 | | | |
| 1381 | user defined keyword | 使用者定义关键字 | | | |
| 1382 | user defined menu | 使用者自定选项单 | | | |
| 1383 | user defined message | | 用户定义消息 | | |
| 1384 | user defined name | 使用者自定名称 | | | |
| 1385 | user defined operator | 使用者自定运算子 | | | |
| 1386 | user defined process | 使用者自定处理 | | | |
| 1387 | user defined subsystem | 使用者自定子系统 | | | |
| 1388 | user defined two-byte code conversion table | 使用者自定二位元组码转换表 | | | |
| 1389 | user defined type | 使用者自定类型 | | | |
| 1390 | user defined word | 使用者自定字 | | | |
| 1391 | user defined word-formation program | 使用者造词程式 | | | |
| 1392 | user definition area | 使用者定义区域 | | | |
| 1393 | user definition file | 使用者定义档案 | | | |
| 1394 | user definition utility | 使用者定义公用程式 | | | |
| 1395 | user design command | 用户设计命令 | | | |
| 1396 | user designation code | 用户指定码 | | | |
| 1397 | user dictionary | 用户字典 | | | |
| 1398 | user directory | 用户（档）目录 | | | |
| 1399 | user disk | 用户磁碟；使用者磁碟 | | | |
| 1400 | user documentation | | 用户文档 | | |
| 1401 | user driven operation | 用户驱动作业 | | | |
| 1402 | user driven system | 使用者驱动系统 | | | |
| 1403 | user encryption | | 用户加密 | | |
| 1404 | user end-of-data exit | 用户资料结束出口 | | | |
| 1405 | user entry time | 用户登录时间 | 用户进入时间 | | |
| 1406 | user environment | 用户环境 | | | |
| 1407 | user environment test package | 使用者环境测试套装软体 | | | |
| 1408 | user equipment | 用户设备 | | | |
| 1409 | user exit | 用户出口 | | | |
| 1410 | user exit routine | 使用者出口常式 | | | |
| 1411 | user facility | 用户设施 | | | |
| 1412 | user file directory | | 用户文件目录 | | |
| 1413 | user font | 使用者字型 | | | |
| 1414 | user font utility | 使用者字型公用程式 | | | |
| 1415 | user friendliness | 使用者亲和性 | | | |
| 1416 | user friendly | 使用者亲和性；用户满意介面 | 用户友好的 | | |
| 1417 | user friendly interface | 用户亲和介面 | | | |
| 1418 | user friendly system | 用户亲和系统 | | | |
| 1419 | user graphic file | 用户图形档案 | | | |
| 1420 | user group | 用户群；用户组 | | | |
| 1421 | user group table | 用户组表 | | | |
| 1422 | user guides | 使用者指南 | | | |
| 1423 | user header label | 用户标头标签 | | | |
| 1424 | user hold status | 用户暂停状态 | | | |
| 1425 | user I/O device | 用户输入输出装置 | | | |
| 1426 | user I/O mode | 使用者输入输出模式 | | | |
| 1427 | user ID | 使用者识别码 | | | |
| 1428 | user identification | 使用者识别；用户识别 | | | |
| 1429 | user identification and verification | 用户识别及验证 | | | |
| 1430 | user identification code | | 用户标识码 | | |
| 1431 | user identifier | 使用者识别符 | | | |
| 1432 | user identity | | 用户标识 | | |
| 1433 | user information throughput | 使用者资讯通量 | | | |
| 1434 | user input area | 用户输入区 | | | |
| 1435 | user interaction | 使用者交互作用 | | | |
| 1436 | user interaction analysis | 用户交谈分析（程式） | | | |
| 1437 | user interest | | 用户兴趣 | | |
| 1438 | user interface | 使用者介面；用户介面 | 用户界面 | | |
| 1439 | user interface architecture | 使用者介面架构 | | | |
| 1440 | user interface management system | | 用户界面管理系统 | | |
| 1441 | user interface tailoring | 使用者介面裁剪 | | | |
| 1442 | user interrupt | 用户中断 | | | |
| 1443 | user interrupt service routine | 用户中断服务常式 | | | |
| 1444 | user job | 用户工件 | 用户作业 | | |
| 1445 | user journal | 用户日志 | 用户日志 | | |
| 1446 | user key | 用户关键字 | 用户密钥 | | |
| 1447 | user label | 使用者标号 | | | |
| 1448 | user label exit routine | 使用者标号出口常式 | | | |
| 1449 | user language 1 | 用户语言/1 | | | |
| 1450 | user language | 使用者语言 | | | |
| 1451 | user layer | 使用者层 | | | |
| 1452 | user level protocol | 用户等级协定 | | | |
| 1453 | user library | 使用者程式馆 | | | |
| 1454 | user line | 用户线路 | | | |
| 1455 | user log-in | | 用户注册 | | |
| 1456 | user logoff | 使用者登出 | | | |
| 1457 | user log-off | | 用户注销 | | |
| 1458 | user logon | 使用者登入 | | | |
| 1459 | user log-on | | 用户注册 | | |
| 1460 | user loop | 用户回路 | | | |
| 1461 | user main storage map | 用户主储存映像 | | | |
| 1462 | user manual | 使用者手册 | | | |
| 1463 | user map | 使用者映像 | | | |
| 1464 | user mapping mode | 使用者对映模式 | | | |
| 1465 | user master catalog | 使用者主目录 | | | |
| 1466 | user memory | 使用者记忆体 | 用户内存 | | |
| 1467 | user message table | 使用者讯息表 | | | |
| 1468 | user microprogrammability | 使用者可微程式性 | | | |
| 1469 | user microprogrammable system | 使用者可作微程式系统 | | | |
| 1470 | user microprogrammer processor | 使用者微程式器处理机 | | | |
| 1471 | user microprogramming | 使用者微程式设计 | | | |
| 1472 | user mode | 使用者模式；用户模式 | | | |
| 1473 | user model | 使用者模型 | | | |
| 1474 | user modeling techniques | 使用者模型化技术 | | | |
| 1475 | user models and question answering | 使用者模型及问题应答 | | | |
| 1476 | user module | 用户模组 | | | |
| 1477 | user name | 使用者名称；用户名 | | | |
| 1478 | user network control machine | 用户网路控制机 | | | |
| 1479 | user node interface | 用户节点介面 | | | |
| 1480 | user number | 使用者编号；用户代号 | | | |
| 1481 | user of automatic information display equipment | 自动资讯显示设备用户 | | | |
| 1482 | user operated language | 用户操作语言 | | | |
| 1483 | user operated table | 用户操作表 | | | |
| 1484 | user option | 用户任选项 | 用户选项 | | |
| 1485 | user oriented | 使用者导向 | | | |
| 1486 | user oriented data display language | 使用者导向资料显示语言 | | | |
| 1487 | user oriented database management system | 使用者导向资料库管理系统 | | | |
| 1488 | user oriented job control language | 使用者导向工件控制语言 | | | |
| 1489 | user oriented time-sharing languages | 用户导向的分时语言 | | | |
| 1490 | user overlay | 用户重叠 | | | |
| 1491 | user own code interface | 用户自代码介面 | | | |
| 1492 | user own coding | 使用者自编码 | | | |
| 1493 | user partition | 用户分区 | 用户分区 | | |
| 1494 | user password | 使用者通行码；用户口令 | | | |
| 1495 | user performance | 用户绩效 | | | |
| 1496 | user port | 用户埠 | | | |
| 1497 | user preference | 用户偏爱性；用户优先权 | | | |
| 1498 | user prepared transaction processing program | 用户准备的异动处理程式 | | | |
| 1499 | user privileges | 使用者特权；用户特权 | | | |
| 1500 | user process | 使用者处理 | | | |
| 1501 | user process interface | 用户过程介面 | | | |
| 1502 | user process table | 用户过程表 | | | |
| 1503 | user profile | 用户设定档；用者概况；用户简要 | 用户简介 | | |
| 1504 | user profile table | 用户简要特性表；用户概述表 | | | |
| 1505 | user program | 使用者程式；用户程式 | | | |
| 1506 | user program area | 用户程式区 | | | |
| 1507 | user program library | 使用者程式程式馆 | | | |
| 1508 | user program size | 用户程式大小 | | | |
| 1509 | user program status display | 用户程式状态显示 | | | |
| 1510 | user program structure | 用户程式结构 | | | |
| 1511 | user program verification facility | 用户程式验证设施 | | | |
| 1512 | user programming language | 用户程式设计语言 | | | |
| 1513 | user prompts | 用户提示 | | | |
| 1514 | user queue | 使用者伫列 | | | |
| 1515 | user queue control block | 用户伫列控制块 | | | |
| 1516 | user queue table | 用户伫列表 | | | |
| 1517 | user readiness | 用户备妥状态 | | | |
| 1518 | user request system service | 用户请求系统服务 | | | |
| 1519 | user requirements | | 用户需求 | | |
| 1520 | user requirements analysis | 用户需求分析 | | | |
| 1521 | user requirements database | 用户需求资料库 | | | |
| 1522 | user requirements language | 用户需求语言 | | | |
| 1523 | user routine bound unit | 用户常式界限单元 | | | |
| 1524 | user routine root | 用户常式根 | | | |
| 1525 | user routine table | 用户常式表 | | | |
| 1526 | user security verification routine | 用户安全验证常式 | | | |
| 1527 | user selectable configuration | 用户可选组态 | | | |
| 1528 | user selected character | 使用者选择字元 | | | |
| 1529 | user sequence | 使用者顺序 | | | |
| 1530 | user service | 用户服务 | | | |
| 1531 | user service class | 用户服务类别 | | | |
| 1532 | user service routine buffer area | 用户服务常式缓冲区 | | | |
| 1533 | user set | 用户集 | | | |
| 1534 | user side | 用户方 | | | |
| 1535 | user slave job | 用户从属工件 | | | |
| 1536 | user space | 用户空间 | | | |
| 1537 | user specification file | 用户说明档案 | | | |
| 1538 | user specified mnemonic name | 用户指定的助忆名 | | | |
| 1539 | user stack | 用户堆叠 | 用户栈 | | |
| 1540 | user stack pointer | | 用户栈指针 | | |
| 1541 | user state | 用户状态 | | | |
| 1542 | user state table | | 用户状态表 | | |
| 1543 | user status monitoring | 用户状态监视 | | | |
| 1544 | user submitted batch job | 用户提交的成批工件 | | | |
| 1545 | user supplied directive | 用户提供的指引 | | | |
| 1546 | user support software | 用户支援软体 | | | |
| 1547 | user survey | 用户采勘；用户调查 | | | |
| 1548 | user system behavior | 用户系统特性 | | | |
| 1549 | user system emulation | 用户系统仿真 | | | |
| 1550 | user system evaluator | 用户系统评估器 | | | |
| 1551 | user system interaction | 使用者与系统之交互作用 | | | |
| 1552 | user system interface | 用户系统介面 | | | |
| 1553 | user task | 使用者任务；用户任务 | 用户任务 | | |
| 1554 | user task scheduling | 用户任务排程 | | | |
| 1555 | user task set | | 用户任务集 | | |
| 1556 | user technical exchange | 用户技术交换 | | | |
| 1557 | user terminal | 使用者终端机；用户终端 | 用户终端 | | |
| 1558 | user time | 用户时间 | | | |
| 1559 | user time-sharing | 用户分时 | 用户分时 | | |
| 1560 | user total exit routine | 用户总出口常式 | | | |
| 1561 | user trailer label | 用户尾部标号 | | | |
| 1562 | user transaction processing routine | 用户异动处理常式 | | | |
| 1563 | user transducer | 用户转换器 | | | |
| 1564 | user transient program | 用户暂态程式 | | | |
| 1565 | user transparent | 用户透明的 | | | |
| 1566 | user trap address | 用户陷阱位址 | | | |
| 1567 | user trap facility | 用户陷阱设施 | | | |
| 1568 | user utility | 用户公用程式 | | | |
| 1569 | user utility program | 用户公用程式 | | | |
| 1570 | user validation | 用户确认 | | | |
| 1571 | user validation scheme | 用户确认方案；用户确认方法 | | | |
| 1572 | user virtual address space | 使用者虚拟位址空间；用户虚拟位址空间 | | | |
| 1573 | user virtual memory buffer address | 用户虚拟记忆缓冲位址 | | | |
| 1574 | user volume | 使用者磁卷；用户卷 | | | |
| 1575 | user volume header label | 用户卷宗首标 | | | |
| 1576 | user word | 用户字 | | | |
| 1577 | user work area | 使用者工作区 | | | |
| 1578 | user working area | 使用者工作区；用户工作区 | | | |
| 1579 | user workspace | 使用者工作区 | | | |
| 1580 | user writer | 用户书写常式；用户写入常式；用户撰写器 | | | |
| 1581 | user written program | 用户编写的程式 | | | |
| 1582 | user-application network | 用户应用网路 | | | |
| 1583 | user-definable color lookup table | 用户可定义的彩色查寻表 | | | |
| 1584 | user-defined character-formation program | | 用户造字程序 | | |
| 1585 | user-defined word鶴formation program | | 用户造词程序 | | |
| 1586 | user-network interface | | 用户-网络接口 | | |
| 1587 | user-oriented test | | 面向用户测试 | | |
| 1588 | user-perceptive quality | 用户感知品质 | | | |
| 1589 | user-responsive system | 用户应答系统 | | | |
| 1590 | user's association | 用户协会 | | | |
| 1591 | user's block diagram | 用户方块图 | | | |
| 1592 | user's business | 用户事务 | | | |
| 1593 | user's common shared database | 用户公用分享资料库 | | | |
| 1594 | user's coordinate space | 用户协调空间 | | | |
| 1595 | user's data processing capability | 用户资料处理能力 | | | |
| 1596 | user's file code | 用户档案码 | | | |
| 1597 | user's guide | 使用指南 | | | |
| 1598 | users interface programming | 使用者介面程式设计 | | | |
| 1599 | user's logon procedure | 用户登入程序 | | | |
| 1600 | user's manual | 使用者手册；用户手册 | | | |
| 1601 | user's on-line database | 用户连线资料库 | | | |
| 1602 | user's program | 使用者程式 | | | |
| 1603 | user's programming mode | 用户的程式设计模式 | | | |
| 1604 | user's set | 使用者收送器；用户设备 | | | |
| 1605 | user's terminal session | 用户终端对话 | | | |
| 1606 | users test | 用户使用测试 | | | |
| 1607 | user's time-sharing communication capability | 用户分时通讯能力 | | | |
| 1608 | user's transaction processing environment | 用户异动处理环境 | | | |
| 1609 | user-to-file manager | 用户对档案管理器 | | | |
| 1610 | user-to-user call | 用户至用户呼叫 | | | |
| 1611 | user-to-user interface level | 用户至用户介面等级 | | | |
| 1612 | usual arithmetic conversions | 通常算术转换 | | | |
| 1613 | UTC | | 协调世界时间 | | |
| 1614 | utilities | 公用程式 | | | |
| 1615 | utilities program product | 公用程式程式产品 | | | |
| 1616 | utilities system | 公用程式系统；公用程式 | | | |
| 1617 | utility | 公用程式；公用事业 | 实用程序 | | |
| 1618 | utility checker | 公用程式核对器 | | | |
| 1619 | utility compiler | 公用程式编译程式 | | | |
| 1620 | utility control console | 公用程式控制控制台 | | | |
| 1621 | utility control facility | 公用程式控制设施 | | | |
| 1622 | utility control statement | 公用程式控制叙述 | | | |
| 1623 | utility data reduction | 公用程式资料缩减 | | | |
| 1624 | utility data reduction output | 公用程式资料缩减输出 | | | |
| 1625 | utility data retrieval output | 公用程式资料检索输出 | | | |
| 1626 | utility debug | 公用程式除错 | | | |
| 1627 | utility definition specification | 公用程式定义说明书 | | | |
| 1628 | utility facilities program | 公用软体程式 | | | |
| 1629 | utility frequency of Chinese character | 中文字应用频率 | 汉字使用频度 | | |
| 1630 | utility frequency of Chinese word | 中文词应用频率 | | | |
| 1631 | utility frequency of component | 组件应用频率 | 部件使用频度 | | |
| 1632 | utility frequency of Hanzi | | 汉字使用频度 | | |
| 1633 | utility frequency of radical | 字根应用频率 | | | |
| 1634 | utility frequency of word | | 词使用频度 | | |
| 1635 | utility function | 公用程式功能 | 实用功能 | | |
| 1636 | utility marker | | 公用设施标记 | | |
| 1637 | utility modifier statement | 公用程式修饰器叙述 | | | |
| 1638 | utility package | 公用套装软体 | 实用程序包 | | |
| 1639 | utility program | 公用程式；公用常式 | 实用程序 | | |
| 1640 | utility programmer | 公用程式程式员 | | | |
| 1641 | utility ratio | 公用率；应用率 | | | |
| 1642 | utility routine | 公用程式常式；公用常式 | | | |
| 1643 | utility routines and techniques | 公用常式及技术 | | | |
| 1644 | utility session | 公用程式对话 | | | |
| 1645 | utility software | 公用程式软体 | 实用软件 | | |
| 1646 | utility system | 公用程式系统 | | | |
| 1647 | utility tape processor | 公用程式磁带处理器 | | | |
| 1648 | utility theory | 公用程式理论 | | | |
| 1649 | utility time | 公用程式时间 | | | |
| 1650 | utility unit | 公用程式单位 | | | |
| 1651 | utilization | 利用 | | | |
| 1652 | utilization factor | 利用因数；利用因子 | | | |
| 1653 | utilization logger system | 运行记录系统 | | | |
| 1654 | utilization ratio | 利用比 | | | |
| 1655 | utilized bandwidth | 使用频宽 | | | |
| 1656 | utilized bandwidth ratio | 使用频宽比 | | | |
| 1657 | utmost | 极端的；极度的；最大的 | | | |
| 1658 | UTP | | 非屏蔽双绞线 | | |
| 1659 | utterance analysis | | 话语分析 | | |
| 1660 | uviol glass | 透紫外线的玻璃；紫外线玻璃 | | | |