名词短语
中文翻译：无线电中继信号在山脊上
同义词：
['Radio relay signal', 'Radio relay transmission signal']
例句：
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1. The engineer used a radio relay signal to communicate with the base station.
工程师使用无线电中继信号与基站通信。
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2.During the storm, the radio relay signal was weak and intermittent.
暴风雨期间，无线电中继信号弱且不稳定。
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3.The team successfully relayed the radio signal from the satellite to the ground station.
团队成功地将卫星的无线电信号从地面站传递下来。