... 电报消息接转 message switching of telegraph 电报信道 telegraph channel 电报信函 mailgram ...
基于270个网页-相关网页
interband telegraph channel 带间电报通路
CT Carrier Telegraph channel 载波电报信道
public telegraph channel 公众电报电路
telegraph channel transmission equipment 报路传输设备
telegraph grade channel [通信] 电报级信道
single channel radio telegraph system 单路无线电报系统
telegraph telephone channel 报话合用信道
telegraph voice frequency channel [通信] 电报音频通路
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