ringing current是什么意思

中文翻译振铃电流

网络释义

1)ringing current,振铃电流2)DC ringing,直流振铃[电话]3)machine ringing,铃流机振铃4)Signal current,信号电流;振铃电流5)DC signalling,支流振铃6)AC signaling,交流振铃