举例来说,领航员必须要知道电码,这样他们才能辨识出无线电台送出的位置代码。
Pilots, for example, need to know it so they can recognize the location code sent out by radio beacons.
使用莫尔斯电码、语音和无线电传打字机,传送和接收广播消息。
Transmits and receives radio messages by use of Morse code, voice and radio teletype.
你的硬币和电池就是非常简单的无线电发射机,这台发射机虽不能传输很远,但如果你对莫尔斯电码略知一二,你就可以用这个装置进行联络。
Your coin and battery are a very simple radio transmitter. This radio will not transmit very far. However, if you know a little of Morse code, you could communicate with this device.
焦靓妹,BD 1ayl,开始在业余无线电爱好者在1958年通过学习莫尔斯电码。
Jiao Liangmei, BD1AYL, started in ham radio by learning the Morse code in 1958.
用无线电发送电报信息(通常使用莫尔斯电码)。
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)。
Telegraphy in which messages are transmitted by radio instead of wire.
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