Chinese translation for "frequency primary standard"

频率基准

Similar Words：

"frequency prediction" Chinese translation, "frequency prediction chart" Chinese translation, "frequency preemphasis device" Chinese translation, "frequency presetting device" Chinese translation, "frequency presetting mechanism" Chinese translation, "frequency principle" Chinese translation, "frequency programming" Chinese translation, "frequency propagation map" Chinese translation, "frequency protection" Chinese translation, "frequency pull-in" Chinese translation