名词中文翻译
中文翻译：双频信号
同义词：
['two-tone signal', 'dual-frequency signal例句：1. The two-frequency signal is used to transmit data over long distances.（双频信号用于在长距离上传输数据。）2. In this experiment', 'we use a two-frequency signal to measure the speed of sound.（在这个实验中，我们使用一个双频信号来测量声速。）']
例句：
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1. The two-frequency signal is used to transmit data over long distances.
双频信号用于在长距离上传输数据。
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2. In this experiment, we use a two-frequency signal to measure the speed of sound.
在这个实验中，我们使用一个双频信号来测量声速。
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3. The two-frequency signal was used to detect the presence of an intruder.
这个双频信号被用来探测入侵者的存在。