... radio telegraphic call ==> 无线电报呼叫 radio telegraphy ==> 无线电信 radio telemetering equipment ==> 无线电遥测设备 ...
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... 无线电报（术） wireless 无线电报（学） radio telegraphy 无线电报话员执照 certificate for radio operator ...
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无线电报通信 无线电报通信(Radio Telegraphy) (Radio Telegraphy)：：用电键发出莫尔斯信号传递信息。 用电键发出莫尔斯信号传递信息。
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Safety radio-telegraphy certificate 无线电报设备安全证书
SAFETY RADIO TELEGRAPHY CETIFICATE 无线电报安全证书
safety radio telegraphy 安全无线电报
directional radio telegraphy 定向无线电报学
multiple radio telegraphy 多路无线电报
radio-telegraphy installation 无线电报装置
radio-telegraphy 无线电报
duplex radio telegraphy 双工无线电报
intership radio telegraphy 船舶间无线电报
以上来源于: WordNet
N a type of telegraphy in which messages (usually in Morse code) are transmitted by radio waves; its use is no longer widespread as it has been superseded by satellite technology 无线电报术(现已被卫星技术所取代) (Also called wireless telegraphy)
Marconi was the first to develop a practical method for wireless telegraphy using radio waves.
马可尼是第一个开发出利用无线电波进行无线电报传输的有效方法的人。
Telegraphy in which messages are transmitted by radio instead of wire.
用无线电发送电报信息（通常使用莫尔斯电码）。
The sound, image, or message transmitted or received in telegraphy, telephony, radio, television, or radar.
无线电、电报、电话、传真或其它方法发送信号、报文或其它形式的消息。
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