voice-frequency circuit的意思|示意
音频电路
voice-frequency circuit的网络常见释义
音频电路 ... 中间交换节点 intermediate switching node 音频电路 voice-frequency circuit 汇接交换机 tandem switch ...
voice-frequency circuit相关短语
1、 voice-frequency circuit-test unit 话频电路测试器
2、 open-wire voice frequency circuit 明线话频线路
3、 voice frequency circuit 话频电路