telegraph or telephone block system telegraph or telephone block system怎么读,什么意思。通信闭塞制... 来源:互联网 英汉词典 650 【电】 通信闭塞制在线英汉词典
telegraph n.电报,电报机vi.打电报v...alphabetic telegraph signal 字母电报讯号...copying telegraph 抄录电报...facsimile telegraph 传真,传真电报传真电报...voice-frequency carrier telegraph 音频载波电报...automatic telegraph transmission 自动电报传送...telegraph circuit phantom 幻通电报电路...quadruplex telegraph 四工电报...wireless telegraph 无线电报...voice-frequency telegraph system 音频电报系统...writing telegraph 书写电报...subaudio telegraph 可闻限下电报...automatic telegraph transmitter 自动电报发射机...voice-frequency telegraph 音频电报...automatic telegraph 自动电报...high-speed telegraph transmissi-on 高速电报传送...by telegraph 用电报...radio telegraph transmitter 无线电报发射器...telegraph receive 收报机...telegraph collationne 校对电报...telegraph concentrator 电报集线器...
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