frequencyn.频繁;频率
frequency measurement resolution测频分辨率
frequency selective compensation选择性谐波补偿
frequency co-occurrence matrix频率共生矩阵
frequency shift keying telegraph移频键控电报通信
frequency decomposing technology分频解释
frequency-dependent preference频率依赖嗜好
frequency modulation engineering调频工程
frequency-variable locomotives变频机车
frequency discriminating circuit鉴频电路
Frequency fi-linearity E curve频率fi一线性度E曲线