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F 开头的英语单词（共 143,619 个）
frequency-separation multiplier
【电子学】频率分离式乘法器
frequency-shif telemeter
[电] 移频遥测计
frequency-shift
移频,调频
frequency-shift converter
[电] 移频转换器
frequency-shift indicator
[电] 移频指示器
frequency-shift keyer
移频键控器;频率键控器
frequency-shift keying
[电] 移频按键
frequency-shift keying (fsk)
键控移频(用数字信号调频), 移频键控, 频移键控
frequency-shift transmission
[电] 移频传送
frequency-slope modification
【电子学】频率斜率调制
frequency-space migration
频率空间偏移
frequency-sweep
扫频,频率扫描
frequency-time analysis
频率时间分析, 频–时分析
frequency-time spectral density function
频率时间谱密度函数