| absolute frequency | 绝对频率 |
| absorption frequency | 吸收频率 |
| accident frequency | 意外事故发生频率 |
| accuracy requirement | 精度要求 |
| acoustic frequency sounding | 声波频率测深 |
| alternation frequency map | 间互层变化率图 |
| amplitudefrequency characteristic | 振幅频率特性 |
| angular frequency | 角频率 |
| antiresonant frequency | 反共振频率 |
| Arrhenius frequency factor | 阿雷尼厄斯频率因子 |
| assigned frequency | 分配频率 |
| asymmetrical frequency weighting | 不对称频率加权 |
| atomic frequency standard | 原子频标 |
| attenuationfrequency characteristic | 衰减频率特性 |
| audio frequency amplifier | 声频放大器 |
| audio frequency choke | 声频扼流圈 |
| audio frequency transformer | 声频变压器 |
| audio frequency | 声频 |
| audiofrequency harmonic distortion | 声频谐波失真 |
| audiofrequency magnetic field | 声频磁场 |
| audiofrequency magnetic method | 声频磁法 |
| audiofrequency magnetic technique | 声频磁场技术 |
| audiofreqyency oscillator | 声频振荡器 |
| automatic frequency cintrol | 自动频率控制 |
| azimuth frequency diagram | 方位频率图 |
| azimuth frequency plot | 方位频率图 |
| balanced frequency modulation detector | 平衡调频检波器 |
| bandlimited frequency spectrum | 限带频谱 |
| base frequency | 基频 |
| basic frequency | 基本频率 |
| beat frequency oscillator | 拍频振荡器 |
| beat frequency | 拍频 |
| borrowing requirement | 借款条件 |
| broadband multifrequency electromagnetic measurement | 宽带多频电磁测量 |
| broader frequency spectrum | 宽带频谱 |
| bubble oscillation frequency | 气泡振荡频率 |
| bus request | 总线请求 |
| carrier frequency stability | 载频稳定性 |
| carrier frequency | 载频 |
| center frequency | 中心频率 |
| channel maximum request rate | 通道最高请求率 |
| characteristic frequency | 特性频率 |
| circular frequency | 角速度 |
| class frequency | 组频率 |
| clock frequency | 时钟脉冲频率 |
| collision frequency | 碰撞频率 |
| combination frequency | 组合频率 |
| comparison frequency | 比较频率 |
| complex frequency | 复频率 |
| constant-frequency source | 固定频率震源 |
| contract requirement | 合同要求 |
| crimp frequency | 卷曲频率 |
| critical frequency | 临界频率 |
| critical penetration frequency | 临界穿透频率 |
| crossover frequency | 分隔频率 |
| cumulative frequency | 累积频率 |
| current requirement | 电流需要量 |
| customs formalities and requirements | 海关手续和规定 |
| cutoff frequency | 截频 |
| decimation-in-frequency | 十进制分频 |
| difference frequency | 差频 |
| digital frequency divider | 数字分频器 |
| digital frequency meter | 数字式频率计 |
| directional frequency diagram | 方向频率图 |
| directional frequency response characteristic | 方位频率响应特性 |
| disabling injury frequency rate | 造成缺勤的工伤发生率 |
| discrete frequency | 离散频率 |
| dominant frequency | 优势频率 |
| Doppler frequency shift | 多普勒频移 |
| dot frequency | 点频率 |
| doubling of frequency | 倍频 |
| drift of frequency | 频率漂移 |
| dual frequency | 双频 |
| dual-frequency EM system | 双频电磁系统 |
| eigenfrequency spectrum | 固有频谱 |
| eigenfrequency | 本征频率 |
| electronic frequency meter | 电子频率计 |
| emission frequency | 发射频率 |
| energy requirement | 能源需要 |
| engineering change request | 工程更改申请 |
| equifrequent | 等频的 |
| equioment change request | 工程更改申请 |
| equipment requirement specification | 设备要求规格 |
| error frequency limit | 错误频率极限 |
| excitation frequency | 激励频率 |
| expected normal frequency | 期望正态频数 |
| extra low frequency | 极低频 |
| extra-high frequency | 极高频 |
| extremely high frequency | 极高频 |
| extremely low frequency | 极低频 |
| fixed frequency | 固定频率 |
| folding frequency | 折叠频率 |
| formant frequency | 共振峰频率 |
| four-course low-frequency radio range | 四航道低频无线电信标 |
| frame frequency | 帧频 |
| free frequency | 固有频率 |
| free-running frequency | 自然频率 |
| freq. | 经常的 |
| freq. | 频率 |
| frequcncy hopping | 跳频 |
| frequecny capture | 频率占据 |
| frequency accuracy | 频率准确度 |
| frequency adjustement | 频率调整 |
| frequency alias | 频率混叠 |
| frequency allocation | 频率分配 |
| frequency analysis | 频率分析 |
| frequency analyzer | 频率分析仪 |
| frequency anomaly | 频率异常 |
| frequency assignation | 频率分配 |
| frequency attenuation factor | 频率衰减因子 |
| frequency band | 频率带 |
| frequency bandwidtn | 频带宽度 |
| frequency changer | 变频器 |
| frequency channel | 频道 |
| frequency characteristic | 频率特性 |
| frequency code | 频率码 |
| frequency comparator | 频率比较器 |
| frequency comparison | 频率对比 |
| frequency compensation | 频率补偿 |
| frequency component | 频率分量 |
| frequency constraint | 频率约束 |
| frequency content | 频率组成 |
| frequency control | 频率控制 |
| frequency conversion | 频率变换 |
| frequency converter | 变频器 |
| frequency coross-plot | 频率交会图 |
| frequency correction | 频率校正 |
| frequency counter | 频率计数器 |
| frequency curve | 频率曲线 |
| frequency deconvolution | 频率域反褶积 |
| frequency demodulation | 频率解调 |
| frequency departure | 频率偏差 |
| frequency dependence | 频率相关 |
| frequency deviation | 频偏 |
| frequency diagram | 频率图 |
| frequency discriminator | 鉴频器 |
| frequency displacement | 频移 |
| frequency distortion | 频率畸变 |
| frequency distribution | 频率分布 |
| frequency diversity | 频率分集 |
| frequency divider | 分频器 |
| frequency division of channel | 信道的频率划分 |
| frequency division | 分频 |
| frequency domain equalizer | 频域均衡器 |
| frequency domain migration | 频率域偏移 |
| frequency domain sampling theorem | 频率域采样定理 |
| frequency domain | 频率域 |
| frequency doubler | 倍频器 |
| frequency drift | 频率漂移 |
| frequency effect | 频率效应 |
| frequency factor | 频率因子 |
| frequency field | 频率域 |
| frequency filter | 频率滤波器 |
| frequency filtering | 频率滤波 |
| frequency function | 频率函数；频率因数 |
| frequency gapping | 频率间隔 |
| frequency histogram | 频率直方图 |
| frequency hopper | 跳频 |
| frequency hysteresis | 频率滞后 |
| frequency identification unit | 波长计 |
| frequency increment | 频率增量 |
| frequency indicator | 示频器 |
| frequency interval | 频率间隔 |
| frequency inversion | 频率倒置 |
| frequency jitter | 频率波动 |
| frequency level | 频率级 |
| frequency loss | 频率损耗 |
| frequency maeasuring bridge | 桥式频率计 |
| frequency marker | 频率标记 |
| frequency meter | 频率计 |
| frequency modulated altimeter | 调频式高度表 |
| frequency modulated sonar | 调频声呐 |
| frequency modulation | 调频 |
| frequency modulation-phase modulation | 频率-相位调制 |
| frequency monitor | 频率监控器 |
| frequency multiplexing | 频率多路传输 |
| frequency multiplication | 倍频 |
| frequency multiplier | 倍频器 |
| frequency number | 频率数 |
| frequency of natural fractures | 天然裂缝密度 |
| frequency of periodic frunction | 周期函数频率 |
| frequency of sampling | 采样频率 |
| frequency of seismic wave | 地震波频率 |
| frequency offset error | 频偏误差 |
| frequency panel | 频率控制显示屏幕 |
| frequency period | 频率周期 |
| frequency plot | 频率图 |
| frequency polygon | 频率多边形 |
| frequency pulling | 频率牵引 |
| frequency range expanding method | 测频扩展法 |
| frequency range selector | 频段选择器 |
| frequency range | 频率范围 |
| frequency regulator | 频率调节器 |
| frequency relay | 频率继电器 |
| frequency resolution | 频率分解 |
| frequency response curve | 频率响应曲线 |
| frequency response | 频率特性；频率响应 |
| frequency restoration operator | 频率复原因子 |
| frequency run | 频率特性试验 |
| frequency scale | 频标 |
| frequency scan antenna | 频率扫描天线 |
| frequency scanning radar | 频率扫描雷达 |
| frequency selection circuit | 选频电路 |
| frequency selection network | 选频网络 |
| frequency selector | 选频器 |
| frequency separation | 频率分离 |
| frequency separator | 频率分离器 |
| frequency series | 频率级数 |
| frequency shift encoder | 频移编码器 |
| frequency shift keying | 频移键控 |
| frequency shift | 频移 |
| frequency signal | 频率信号 |
| frequency slices | 频率滤波剖面组 |
| frequency sounding | 频率测深 |
| frequency span | 频带宽度 |
| frequency spectrum designation | 频段名称 |
| frequency spectrum | 频谱 |
| frequency stability | 频率稳定性 |
| frequency standard | 频率标准 |
| frequency sweep | 扫频 |
| frequency sweeping | 频率扫描 |
| frequency synthesis | 频率合成 |
| frequency synthesizer | 频率合成器 |
| frequency teller | 频率计 |
| frequency tolerance | 频差容限 |
| frequency tracker | 频率跟踪器 |
| frequency transformation | 频率变换 |
| frequency trim | 频率微调 |
| frequency tripler | 三倍频器 |
| frequency variation method | 变频法 |
| frequency window function | 频率窗函数 |
| frequency | 频率 |
| frequency-booster | 升频器 |
| frequency-dependent attenuation | 频率相关衰减 |
| frequency-dependent energy loss | 频率相关能量损耗 |
| frequency-dependent group velocity | 频率相关群速度 |
| frequency-dependent phase delay | 频率相关相位延迟 |
| frequency-dependent phase distortion | 频率相关相位畸变 |
| frequency-deviation envelope | 频偏包迹 |
| frequency-difference cycle | 频率差周期 |
| frequency-distance space | 频率-距离空间 |
| frequency-division multiplex | 频率划分多路传输 |
| frequency-domain convolution | 频率域褶积 |
| frequency-domain IP method | 频率域激发极化法 |
| frequency-domain seismic data analysis | 频率域地震资料分析 |
| frequency-domain slant stack | 频率域倾斜叠加 |
| frequency-domian electromagnetic sounding | 频率域电磁测深 |
| frequency-modulated wave | 调频波 |
| frequency-modulated | 调频的 |
| frequency-modulation index | 调频指数 |
| frequency-response analysis | 频率特性分析 |
| frequency-selecting amplifier | 选频放大器 |
| frequency-sensitive load | 频敏负载 |
| frequency-shared channel amplifier | 分频通道放大器 |
| frequency-shifting operator | 频移因子 |
| frequency-wavenumber domain | 频率波数域 |
| frequency-wavenumber migration | 频率波数域偏移 |
| frequency-wavenumber space | 频率-波数空间 |
| fundamental frequency band | 基谐频带 |
| fundamental frequency | 基频 |
| fundamental reverberation frequency | 基本混响频率 |
| geometric frequency function | 几何频率函数 |
| group frequency | 群频率 |
| gyro frequency | 旋转频率 |
| heat requirement | 需热量 |
| heterodyne frequency | 外差频率 |
| high frequency bonding | 高频胶接 |
| high frequency generator | 高频发电机 |
| high frequency geophone | 高频检波器 |
| high frequency interference | 高频干扰 |
| high frequency noise | 高频噪声 |
| high frequency oscillator | 高频振荡器 |
| high frequency residual statics | 高频剩余静校正 |
| high frequency resistance welding | 高频电阻焊 |
| high frequency seasoning | 高频干燥 |
| high frequency spectrum | 高频谱 |
| high frequency sweep | 高频扫描 |
| high frequency titration | 高频滴定法 |
| high frequency | 高频；高频率的 |
| high-frequency amplifier | 高频放大器 |
| high-frequency anomaly | 高频异常 |
| high-frequency approximation | 高频近似 |
| high-frequency asymptote | 高频渐近 |
| high-frequency compensation | 高频补偿 |
| high-frequency current | 高频电流 |
| high-frequency drilling | 高频冲击钻进 |
| high-frequency induction | 高频感应 |
| high-frequency signal | 高频信号 |
| high-frequency transformer | 高频变压器 |
| high-frequency wavelet | 高频子波 |
| histogram frequency distribution diagram | 柱状图解频率分布图 |
| horizontal frequency | 行频 |
| hydrogen maser frequency standard | 氢微波激射型频率标准 |
| hyper high frequency | 超高频 |
| hyperfrequency | 超高频 |
| ideal frequency domain filter | 理想频域滤波器 |
| image frequency | 视频 |
| inherent frequency | 固有频率 |
| input-output request | 输入输出请求 |
| INREQ | 输入请求 |
| instantaneous frequency stability | 瞬时频率稳定度 |
| intermediate frequency amplifier | 中频放大器 |
| intermediate frequency | 中频 |
| interrupt request | 中断请求 |
| isofrequency map | 等频率图 |
| Larmor frequency | 拉莫尔频率 |
| limiting frequency | 截止频率 |
| line frequency | 供电频率 |
| linear radio-frequency mass-spectrometer | 直线高频质谱仪 |
| lognormal cumulative frequency | 对数正态累积频率图 |
| lognormal frequency distribution | 对数正态频率分布 |
| longitudinal frequency | 纵波频率 |
| low frequency filter | 低频滤波器 |
| low frequency generator | 低频信号发生器 |
| low frequency geophone | 低频检波器 |
| low frequency induction furnace | 低频电感加热炉 |
| low frequency recovery | 低频复原 |
| low frequency shadow | 低频阴影 |
| low frequency sweep | 低频扫描 |
| low frequency | 低频 |
| low-frequency amplifier | 低频放大器 |
| low-frequency anomaly | 低频异常 |
| low-frequency arrival | 低频波至 |
| low-frequency asymptote | 低频渐近线 |
| low-frequency detector | 低频检波器 |
| low-frequency excitation | 低频扰动 |
| low-frequency noise | 低频噪声 |
| low-frequency oscillation | 低频振荡 |
| low-frequency resistance | 低频电阻 |
| low-frequency seismograph | 低频检波器 |
| lower frequency wavelet | 低频子波 |
| manpower requirement | 人力需求 |
| master frequency | 主频 |
| master international frequency list | 国际频率总表 |
| matching requirements | 装配要求 |
| material requirements planning | 库存管理；材料需要量计划 |
| maximum frequency | 最大频率 |
| maximum operation frequency | 最高工作频率 |
| medium frequency | 中频 |
| medium-frequency positioning system | 中频定位系统 |
| medium-high frequency | 中-高频 |
| microwave frequency | 微波频率 |
| minimum sampling frequency | 最小采样频率 |
| modulation frequency ratio | 调制频率与载频之比 |
| modulation frequency | 调频 |
| multi-frequency | 多频 |
| multifrequency exploration | 多频勘探 |
| multifrequency transmission | 多频发射 |
| multifrequency vibration | 复频振动 |
| multiple-frequency | 多频 |
| multiplex frequency | 多路传输频率 |
| narrow-band frequency modulation | 窄带调频 |
| natural angular frequency | 自然角频率 |
| natural circular frequency | 自然圆频率 |
| natural frequency | 固有频率 |
| natural resonant frequency | 自然共振频率 |
| natural vibration frequency | 固有振动频率 |
| negative frequency | 负频率 |
| nodal frequency | 结点频率 |
| nominal frequency | 标称频率 |
| non-processor request | 不经处理机请求 |
| normal frequency curve | 正态频率曲线 |
| normal frequency distribution | 正态频率分布 |
| normalized frequency | 归一化频率 |
| normalized percent frequency effect | 归一化百分比频率效应 |
| Nyquist frequency | 尼奎斯特频率 |
| observed frequency | 观测频数 |
| off specification requirement | 超出规范的要求 |
| off technical requirement | 超出技术要求 |
| offset frequency | 偏离频率 |
| OPREQ | 输出请求 |
| oscillation frequency | 振荡频率 |
| overfrequency | 过频率 |
| page fault frequency | 页面出错频率 |
| peak frequency deviation | 最大的频率偏差 |
| percent frequency effect | 频率影响百分比 |
| performance requriements | 性能要求 |
| permeability frequency distribution | 渗透率频率分布 |
| phase-frequency distortion | 相位频率失真 |
| phase-locked frequency discriminator | 锁相鉴频器 |
| picture frequency | 帧频 |
| pigging frequency | 清管频率 |
| pilot frequency | 导频 |
| polar frequency plot | 矢量频率图 |
| polarization frequency effect | 极化频率效应 |
| pollen frequency | 花粉总数 |
| porosity frequency distribution | 孔隙度频率分布 |
| power frequency | 电流频率 |
| power requirement | 供电要求 |
| precession frequency | 旋进频率 |
| predominant frequency | 主频率 |
| prerequisite | 先决条件；必须预先具备的 |
| preventive reqair | 预防检修 |
| primary frequency standard | 原始频率基准 |
| pulse frequency divider | 脉冲分频器 |
| pulse frequency modulation | 脉冲频率调制 |
| pulse frequency spectrum | 脉冲频谱 |
| pulse frequency | 脉冲频率 |
| pulse recurrence frequency | 脉冲重复频率 |
| pulsed frequency | 脉冲频率 |
| pulsed frequency-modulated carrier | 脉冲调频载波 |
| purchase requisition | 请购单 |
| quality requirements | 质量要求 |
| quantum frequency standard | 量子频率标准 |
| radian frequency | 角频率 |
| radio frequency | 射频 |
| radio-frequency amplifier | 高频放大器 |
| radio-frequency choke | 射频扼流圈 |
| radio-frequency coil | 高频线圈 |
| radio-frequency drying | 高频干燥 |
| radio-frequency field | 射频场 |
| radio-frequency formation heating | 地层射频加热 |
| radio-frequency interference | 射频干扰 |
| radio-frequency location system | 射频定位系统 |
| radio-frequency oscillator | 射频振荡器 |
| radio-frequency reading | 用高频扫描快速读出 |
| radio-frequency signal | 高频率信号 |
| rated frequency | 额定频率 |
| recurrence frequency | 重复频率 |
| reed frequency | 簧片振动频率 |
| reed-frequency meter | 簧片振动频率计 |
| reference frequency | 基准频率 |
| regeneration frequency | 再生频率 |
| regenerative frequency divider | 再生分频器 |
| relative frequency | 相对频率 |
| relaxation frequency | 弛豫频率 |
| repetition frequency | 重复频率 |
| reqd. | 要求的 |
| request for utilization | 使用要求 |
| request stop | 请求停机 |
| request test | 根据要求进行的试验 |
| request to send | 请求发送 |
| request | 请求 |
| required resolution | 要求的分辨率 |
| required value | 要求值 |
| required | 要求的；需要的 |
| requirement | 要求；需要；条件；需要量；技术要求 |
| requisite oxygen | 所需氧 |
| requisite | 必须品；必要的 |
| requisition | 请求书；征用 |
| requistition | 正式请求 |
| resonance frequency | 谐振频率 |
| resonant frequency meter | 谐振式频率计 |
| resonant frequency | 共振频率 |
| reverberation frequency | 混响频率 |
| rotational frequency | 转动频率 |
| routine request | 日常要求 |
| sample frequency | 采样频率 |
| sampling frequency | 采样频率 |
| satellite frequency error | 卫星频率误差 |
| scan frequency | 扫描频率 |
| sediment-size frequency distribution | 沉积物粒度频率分布 |
| seismic disturbance range of frequencies | 地震扰动的频率范围 |
| seismometer resonant frequency | 地震检波器谐振频率 |
| signal frequency shift | 信号频率偏移 |
| sinusoidal frequency divider | 正弦分频器 |
| size-frequency analysis | 粒径频率分析 |
| solution repetitive frequency | 解的重复频率 |
| sonic frequency response correction | 声波频率响应校正 |
| sound frequency | 声频 |
| space-frequency domain | 空间-频率域 |
| specification requirement | 技术要求 |
| spectral frequency | 光谱频率 |
| speech frequency | 声频 |
| spot frequency | 标定频率 |
| standby requirement | 备用需求 |
| statistical frequency | 统计频率 |
| status requirement | 位置要求 |
| subfrequency | 分谐频 |
| superfrequency | 特高频 |
| superhigh frequency | 超高频 |
| survey frequency | 测量频率 |
| sweep frequency oscillator | 扫描频率振荡器 |
| sweep frequency | 扫描频率 |
| symbol request | 符号请求 |
| symmetrical frequency weighting | 对称频率加权 |
| synchronizing frequency | 同步频率 |
| technical requirement | 技术要求 |
| temporal frequency | 时间频率 |
| temporary reqair | 临时修理 |
| test frequency | 测试频率 |
| theoretical cutoff frequency | 理论截止频率 |
| threshold frequency | 临界频率 |
| tidal frequency | 潮汐频率 |
| time and frequency standards | 时频基准 |
| time-frequency collision avoidance system | 时-频避撞系统 |
| time-frequency modulation | 时频调制 |
| torsion frequency | 扭转频率 |
| total water requirements | 总需水量 |
| tracking frequencies | 跟踪频率 |
| transistor frequency multiplier | 晶体管倍频器 |
| transmission frequency | 发射频率 |
| triple-frequency harmonics | 三次谐波 |
| ultrahigh frequency | 超高频 |
| ultralow frequency | 超低频 |
| ultralow-frequency oscillator | 超低频振荡器 |
| ultrasonic frequency | 超声频率 |
| underfrequency | 频率过低；低于额定频率 |
| unrequited exports | 无偿出口 |
| upper cut-off frequency | 上限截频 |
| upper frequency limit | 频率上限 |
| upper resonant frequency | 共振频率上限 |
| vacuum tube frequence multiplier | 电子管倍频器 |
| variable frequency | 可变频率 |
| variable-frequence governor | 变频调速器 |
| variable-frequence voltage technique | 变频变压调速技术 |
| very high frequency | 甚高频 |
| very low frequency method | 甚低频法 |
| very-high-frequency oscillator | 甚高频振荡器 |
| very-low-frequency positioning system | 甚低频定位系统 |
| vibration frequency | 振动频率 |
| video frequency | 视频 |
| voice frequency | 音频 |
| voltage-frequency AD converter | 电压频率模-数转换器 |
| water quality requirement | 水质要求 |
| wave frequency | 波频率 |
| weighted frequency | 加权频率 |
| work request | 加工申请 |
| zero frequency | 零频率 |
| zero-frequency seismology | 零频率地震学 |