名词
中文翻译：天波传播距离
同义词：
['天波传播距离、天波传播范围例句：1. The satellite was launched from a high altitude to ensure a clear sky-wave operating distance.（卫星从高空发射，以确保清晰的天波传播距离。）']
例句：
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1. The satellite was launched from a high altitude to ensure a clear sky-wave operating distance.
卫星从高空发射，以确保清晰的天波传播距离。
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2.The communication system relies on the sky-wave operating distance to maintain stable signals.
通信系统依靠天波传播距离来维持稳定的信号。
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3. Due to the limited sky-wave operating distance, it is difficult for radio signals to penetrate through clouds.
由于天波传播距离有限，无线电信号很难穿透云层。