frequency plot频率相位,特性曲线
frequencyn.频繁;频率
frequency-dependent effect频率依赖效应
frequency-modulation laser调频激光器
frequency-charging circuit频率变换电路
frequencymodulated cyclotron同步回旋加速器
Frequency division duplexing频分双工
frequency conversation power变频电源
frequency content parameters频谱周期参数
frequency and speed changing变频调速
frequency division data link分频数据联接
frequency update data-rate频率更新数据率