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F 开头的英语单词（共 143,619 个）
frequency-time-intensity
[电] 频率-时间-强度显示
frequency-to-number converter
[计] 频率-数字变换器
frequency-to-voltage converter
[电] 频率电压变换器
frequency-translated holography
频率转换全像摄影术
frequency-trend relay
率趋势继电器，频率变率继电器
frequency-tripled effect
三倍频效应
frequency-type telemeter
[电] 频率形遥测计
frequency-voltage converter
频率/电压（F/V）转换器
frequency-wavelength relation
[电] 频率一波长关系
frequency-yiversity reception
[电] 频率分集接收
frequency, cutoff
[网络] 截止频率；频率截止
frequency, hopping
[网络] 跳频；跳频技术；跳变频率
Frequency, optimum traffic.
[网络] 频率最佳通信；最佳工作频率
frequency(respiratory)
(呼吸)频率
frequencychanger
na. 【电】换频器\n[网络] 变频器
frequencymodulated cyclotron
同步回旋加速器
frequencymodulation
na. 【电】调频；调频播送\n[网络] 频率调制；频率调变