voice frequency multi-channel carrier telegraphy的意思|示意

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音频多信道载波电报


voice frequency multi-channel carrier telegraphy的网络常见释义

音频多信道载波电报 ... 音频电路 voice-frequency circuit; 音频多信道载波电报 voice frequency multi-channel carrier telegraphy; 音频扼流圈 audio-frequency choke; ...