名词
中文翻译：调频电容器
同义词：
['heterodyne capacitor', 'heterodyne oscillator']
例句：
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1. The heterodyne capacitor is used to detect the presence of a signal in a noisy environment.
调频电容器用于检测噪声环境中的信号存在。
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2.In radio communication, the heterodyne oscillator is used to convert signals from one frequency to another.
在无线电通信中，调频振荡器用于将信号从一个频率转换为另一个频率。
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3. The heterodyne capacitor was developed by scientists to improve the accuracy of radar systems.
科学家开发了调频电容器，以提高雷达系统的准确性。