... 音频电报系统 n. voice frequency telegraph system 音频电路 n. voice grade circuit 音频盒式磁带记录 n. audio cassette recording ...
基于4个网页-相关网页
... 话音频带信道 voice band channel 话音频段电路 voice grade circuit 话音频段信道 voice grade channel ...
基于2个网页-相关网页
voice-grade circuit 音级电路
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