名词
中文翻译：频率偏移音频信号
同义词：
['frequency-shifted signal', 'frequency-modulated signal']
例句：
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1. The newdevice can detect and adjust the frequency shift in audio signals.
这款新设备能够检测并调整音频信号的频率偏移。
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2.In radio communication, frequency shifts are used to prevent interference from other signals.
在无线电通信中，使用频率偏移来防止其他信号的干扰。
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3. The scientists discovered a new method of frequency shifting for enhancing the quality of audio signals.
科学家们发现了一种新的方法，用于提高音频信号的质量。