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F 开头的英语单词（共 143,619 个）
Frequency Changers
frequency changer\n【物理学】变频器；变频机
frequency changing circuit
[电] 变频电路
frequency channel
[计] 频道
frequency character
[电子] 频率特性
frequency character viewer
频率特性观测仪
frequency characteristic
[计] 频率特性
frequency characteristic of capacitance
[电] 电容频率特性
frequency characteristics
[电] 频率特性
frequency chart
[经] 频数(分布)图表
frequency charts
次数分配图
frequency class
频率级
frequency code
[计] 频率码
frequency coding
[计] 频率编码
frequency coherence
频率同调
frequency collapse
频率崩溃
frequency comparator
频率比较仪
frequency comparator circuit
频率比较器电路
frequency comparison
频率比较
frequency compensation
率补偿，频率校正
frequency compensator
频率补偿器
frequency complement rule
频率互补定则
frequency component
频率成分
frequency compression demodulator
[计] 频率压缩解调器
frequency concept of probability
[数] 概率的频率概念
frequency condition
【无线电】频率条件