Chinese translation for "双音多频信令"

dtmf dual tone multifrequecy signaling

Similar Words：

"双音多频接收机" Chinese translation, "双音多频式按键电话机测试方法" Chinese translation, "双音多频式按键电话机技术要求" Chinese translation, "双音多频信号" Chinese translation, "双音多频信号接收器" Chinese translation, "双音多频序列" Chinese translation, "双音多频应用" Chinese translation, "双音多频制" Chinese translation, "双音发号" Chinese translation, "双音发生器" Chinese translation