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F 开头的英语单词(共 143,619 个)
frequency measurement by digital meter
[网络] 用数字频率计测频
frequency measurement by Lissajou's figure
[网络] 用李沙育图形测频
frequency measurement by stroboscope
[网络] 闪光测频
frequency measuring equipment
[计] 频率测量设备
frequency memory
储频装置
frequency meter
[化] 频率计
frequency meter with double scale
车用频率计,双标度频率计
frequency method
次数法
frequency mixer
混频器
frequency modulated
频的,频率调制的
frequency modulated generator
[医]调频(信号)发生器
frequency modulated oscillator
[电] 调频振荡器