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F 开头的英语单词（共 143,619 个）
frequency bandwidth
[计] 频带宽度
frequency bar chart
次数长条图
frequency behaviour
率变化，频率表现，频率特性
frequency bend
频率宽
frequency bias
[电] 频偏压
frequency bimirror
夫瑞奈双面镜
Frequency Bin
频率接收器,频率柜
frequency breakdown
频率急降
frequency bridge
[电] 频率电桥
frequency cable
[网络] 载频电缆
frequency calibration scale
频率校准度盘
frequency cap
[网络] 频次限定
frequency carrier
载波频率
frequency carrier diviation meter
频率[载频]偏移计
frequency carrier system
[网络] 频率载波制
frequency center
频度中心
frequency chain
频率链
frequency change
频率变化
frequency change synchronization
[电子] 换频同步口
frequency changer
[计] 变频器