名词
中文翻译:频率下转换
同义词:
['frequency modulation', 'frequency conversion']
例句:
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1. The radio transmitter uses frequency downconversion to send signals over long distances.
无线电发射器使用频率下转换来在长距离上发送信号。
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2. In the process of frequency downconversion, the signal is converted from one frequency to another.
在频率下转换过程中,信号从一种频率转换到另一种频率。
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3. The engineer used a special device for frequency downconversion to achieve better performance.
工程师使用了一种特殊的设备来进行频率下转换,以获得更好的性能。