名词
中文翻译：无线电多普勒效应
同义词：
['radio wave Doppler effect', 'radio Doppler shift']
例句：
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1. The Doppler effect is a phenomenon that occurs when the source of a radio signal moves relative to the observer.
多普勒效应是当无线电信号源相对于观察者移动时发生的现象。
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2.In this experiment, we observed the Doppler effect by measuring the frequency shift of a radio signal.
在这个实验中，我们通过测量无线电信号的频率偏移来观察多普勒效应。
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3. The Doppler effect can be used to determine the speed and direction of an object moving through a radio wave.
多普勒效应可以用来确定物体通过无线电波的速度和方向。