| Subject | English | Chinese |
| mil., air.def. | adaptive joint time-frequency | 自适应联合时间-频率 |
| space | adaptive time-frequency excision technique | 自适应时频去噪技术 |
| el. | airborne time-frequency-range-altitude monitor | 机载时间-频率-距离-高度监测仪 |
| geophys. | alternating frequency/time domain metho d | 交变频率/时间域法 |
| telecom. | automatic frequency fine control pull-in time | 自动频率微调捕捉时间 |
| tech. | build-up time of frequency stabilization | 稳定频率建立时间 |
| el. | central time and frequency control | 中央时间和频率控制 |
| space | central time frequency system | 中心时频系统 |
| el. | common time and frequency standard | 公用时间和频率标准 |
| tech. | definite time frequency relay | 定时限周率继电器 |
| el. | discrete-time pulse-frequency modulation | 离散时间脉冲频率调制 |
| geophys. | electric field strength in time/frequency domain | 时间域和频率域的电场强度 |
| space | frequency acquisition time | 频率捕获时间 |
| mil., air.def. | frequency agility time | 捷变频时间 |
| geophys. | frequency and time | 频率与时间 |
| el. | frequency and time division data link | 频分时分数据链路 |
| avia. | frequency and time division data link | 频率与时分数据链 |
| el. | frequency and time division multiple access | 频分、时分多址 |
| el. | frequency and time hopping multiple access | 跳频、跳时多址 |
| el. | frequency and time interval meter | 频率与时间间隔计 |
| geophys. | frequency and time measurement counter | 频率一时间测量计数器 |
| el. | frequency and time measurement counter | 频率与时间测量计数器 |
| el. | frequency and time measurement counter | 计频计时器 |
| mil., air.def. | frequency and time measurement counter | 计频和计时器 |
| tech. | frequency and time standard | 频率及计时间标准 |
| earth.sc. | frequency and time systems | 频率和时间系统 |
| space | frequency and time-division data link | 频分与时分数据链 (路) |
| avia. | frequency and time-division data link | 频分与时分数据链 |
| hydroel.st. | Frequency curves for flood peaks and volumes storm volumes of different time intervals | 洪峰和各时段洪量暴雨量频率曲线图 |
| el. | frequency division duplex/time division duplex | 频分双工/时分双工 |
| el. | frequency division multiple access/time division duplex | 频分多址/时分双工 |
| chem. | frequency domain signal and time domain signal | 频域信号与时域信号 |
| tech. | frequency domain time series | 频域时间数列 |
| el. | frequency hopped time division diplex | 跳频式时分双工 |
| el. | frequency hopping/time hopping | 跳频/跳时 |
| el. | frequency modulation/time division multiple access | 调频/时分多址 |
| avia. | frequency time analysis | 频率时间分析 |
| geophys. | frequency time control | 频率时间控制 |
| geophys. | frequency time indicator | 频率时间指示器 |
| mil., air.def. | frequency time indicator radar | 频率时间指示器雷达 |
| mil., air.def. | frequency time intensity radar | 频率时间强度雷达 |
| avia. | frequency time intensity | 频率时间强度 |
| geophys. | frequency time modulation | 频率时间调制 |
| IT | frequency time sharing | 频率时间共用 |
| space | frequency time shift keying | 时频键控 |
| tech. | frequency time spectral density function | 频率时间谱密度函数 |
| space | frequency time standard | 频率时间标准 |
| nautic., tech. | frequency transient recovery time | 频率瞬变恢复时间 |
| space | frequency/time ambiguity jamming | 频率/时间模糊干扰 |
| space | frequency-time analysis | 频率一时间分析 |
| earth.sc. | frequency-time analysis | 频率-时间分析 |
| telecom. | frequency-time counter | 频率时间计数器 |
| space | frequency/time modulation | 频率/时间调制 |
| earth.sc. | frequency-time pattern | 频时图式 |
| earth.sc. | frequency-time record | 频时图 |
| mil., air.def. | generalized rectangular time-frequency distribution | 广义矩形时频分布 |
| space | GPS standard time and frequency signal receiver | GPS 标准时间和频率信号接收机 |
| el. | intermediate frequency time averaged clutter coherent airborne radar | 机载中频时间平均杂波相干雷达 |
| tech. | interrogated time offset frequency agile racon | 时间延迟鉴频雷达应答器 |
| el. | joint time-frequency analysis | 时间频率联系分析 |
| avia. | joint time-frequency analysis | 联合时间-频率分析 |
| econ. | lost-time injury frequency | 停工时间伤害事故频率 |
| tech. | low-frequency time and frequency dissemination | 低频时频发播 |
| space | multi-frequency time division multiple access | 多频-时分多址 (卫星通信中的一种多址连接方式) |
| el. | odd-time, odd-frequency discrete Fourier transform | 奇时奇频离散傅里叶变换 |
| el. | precise time and frequency | 精确授时与授频 |
| commun., railw. | pull-in time of automatic frequency fine control | 自动频率微调捕捉时间 |
| tech. | real-time frequency analysis | 实时频率分析 |
| tech. | real-time frequency analyzer | 实时频率分析仪 |
| AI. | sampling in both time and frequency domains | 时域频域总采样 |
| el. | satellite time and frequency transfer | 卫星时间与频率传送 |
| tech. | standard frequency and time signal | 校准频率和时间信号 |
| tech. | standard frequency and time signal | 标频时号 |
| avia. | standard frequency and time signal | 标准频率和时间信号 |
| tech. | standard frequency and time signal satellite service | 卫星标准频率和时间信号业务 |
| tech. | standard frequency and time signal service | 标准频率和时间信号业务 |
| tech. | standard frequency and time signal station | 标准频率和时间信号电台 |
| earth.sc. | standard frequency and time signals | 标频时号 |
| el. | standard frequency and time signals | 标准频率与时间信号 |
| earth.sc. | standard frequency and time signals | 标准频率和计时信号 |
| telecom. | standard time and frequency signal | 标准时间和频率信号 |
| space | technology for frequency and time domain | 频域技术与时域技术 |
| expl. | The fracture frequency displayed by the cores in the vicinity of the samples was noted at the time of sampling | 样品附近的岩心上显示的裂纹频率在采样时就注意到了 |
| geophys. | time and frequency | 时间与频率 |
| el. | time and frequency | 时间和频率 |
| el. | time and frequency control | 时间和频率控制 |
| avia. | time and frequency control | 时间与频率控制 |
| telecom. | time and frequency domain analysis | 时域和频域分析 |
| compr. | time and frequency domain analysis | 时频域分析法 |
| mil., air.def. | time and frequency location analysis | 时间和频率定位分析 |
| space | time and frequency measurement | 时间和频率测量 |
| avia. | time and frequency measurement | 时间频率测量 |
| busin. | time and frequency standard | 时间和频率基准 |
| telecom. | time and frequency standard | 时间频率标准 |
| tech. | time and frequency standard | 时间和频率标准 |
| oil | time and frequency standards | 时频基准 |
| agric. | time and frequency standards | 时间和频率标准 |
| space | time and frequency unit | 时间和频率单元 (时统设备) |
| el. | time and frequency unit | 定时定频部件 |
| el. | time and frequency unit | 时间与频率单位 |
| tech. | time base frequency | 时基频率 |
| space | time division frequency hopping | 时分跳频 |
| tech. | time domain and frequency-domain | 与 |
| IT | time domain synchronous orthogonal frequency division multiplexing | 时域同步正交频分复用 |
| tech. | time frequency | 时间频率 |
| multimed. | time frequency analysis | 时间频率分析 |
| auto. | time frequency collision avoidance system | 时间/频率防撞系统 |
| space | time frequency differential phase shift keying | 时频差分相移键控 |
| textile | time frequency representation | 时间频率表示 |
| el. | time marker frequency | 时标频率 |
| el. | time-and-frequency | 时间与频率 |
| telecom. | time-and-frequency distribution | 时间和频率分配 |
| el. | time-base frequency | 时基频率 |
| el. | time-base frequency | 扫描频率 |
| busin. | time-domain and frequency domain | 时域与频域 |
| tech. | time-frequency address matrix | 时频地址矩阵 |
| AI. | time-frequency analysis | 时频分析 |
| space | time-frequency analysis techniques | 时频分析技术 |
| AI. | time-frequency analysis window | 时频分析窗 |
| space | time-frequency code | 时频码 |
| el. | time-frequency coded multiple access | 时间-频率编码多路接人 |
| mil., air.def. | time-frequency coded waveform | 时频编码波形 |
| navig. | time/frequency collision avoidance system | 时/频避撞系统 |
| el. | time/frequency collision avoidance system | 时间/频率飞机防撞系统 |
| oil | time-frequency collision avoidance system | 时-频避撞系统 |
| mil., air.def. | time/frequency collision avoidance system | 时频防撞系统 |
| tech. | time-frequency collision avoidance system | 时间频率避碰系统 |
| el. | time/frequency differential phase-shift keying | 时间/频率差分移相键控 |
| avia. | time/frequency display | 时间/频率显示器 |
| telecom. | time-frequency distribution | 时间-频率分布 |
| oil | time-frequency domain | 时间一频率域 |
| tech. | time-frequency domain | 时间频率域 |
| pow.el. | time-frequency duality | 时间-频率对偶性 |
| tech. | time-frequency filtering | 时间频率滤波 |
| AI. | time-frequency function | 时频函数 |
| AI. | time-frequency grid | 时频网格 |
| el. | time-frequency hopping | 跳时跳频 |
| el. | time-frequency interpolation coding | 时频域插值编码 |
| AI. | time-frequency localization | 时频定位 |
| AI. | time-frequency localization | 时频局部化 |
| AI. | time-frequency masking effect | 时频掩蔽效应 |
| space | time-frequency meter | 测时测频仪 |
| oil | time-frequency modulation | 时频调制 |
| agric. | time-frequency modulation | 时-频调整 |
| space | time-frequency pass region | 时频通域 |
| avia. | time-frequency-phase modulation | 时频相调制 |
| AI. | Time-Frequency Primary Component | 时频主分量 |
| AI. | time-frequency processing | 时频处理 |
| telecom. | time-frequency representation | 时间-频率表达式 |
| geophys. | time-frequency representations | 时间一频率表示法 |
| AI. | time-frequency resolution | 时频分辨率 |
| telecom. | time-frequency shift keying | 时频键控 |
| AI. | time-frequency window | 时频窗 |
| el. | time-quantized frequency modulation | 时间量化频率调制 |
| tech. | time-sharing two frequency laser | 双频激光器 |
| geophys. | time-to-frequency transformation | 时间一频率变换 |
| el. | time-to-frequency transformation | 时间-频率变换 |
| tech. | time-variant deconvolution in frequency domain | 频域时变反褶积 |
| space | two way satellite time frequency transfer | 卫星双向时间频率传递 (法国，卫星导航的一种时间同步技术) |