Chinese translation for "共电制电话信号装置"

central battery signalling unit
centralbatterysignallingunit

Similar Words：

"共电制电话" Chinese translation, "共电制电话机" Chinese translation, "共电制电话交换机" Chinese translation, "共电制电话交换机局" Chinese translation, "共电制电话局" Chinese translation, "共电制电话振铃" Chinese translation, "共电制电话总局" Chinese translation, "共电制复式塞孔盘" Chinese translation, "共电制交换机" Chinese translation, "共电制信号方式" Chinese translation