Are the ship's main radio transmitter aerials earthed and radars switched off?

液货船上主无线电发射机天线已接地且雷达已关掉?

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A typical radio transmitter has a power of 100 kilowatts.

一台典型的无线电发射机的功率是一百千瓦.

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They tried to adapt the public address system into a radio transmitter.

他们想法把广播设备改装成无线电发报机.

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Your mobile device is a radio transmitter and receiver.

您的移动设备是无线电发射机和接收机.

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Poulsen - Arc Radio Transmitter invented.

发明浦尔生电弧无线发射机.

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He then transmitted the encrypted message with a standard Morse code radio transmitter.

接着,他用发报机将这篇密文电报以标准摩尔斯电码的形式发出.

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