鉴相器是一个有两个输入信号的器件，如果二者具有相同的相位和频率则输出为零。
A phase detector is a device that takes two signals. If both have the same phase and frequency the output is zero.
鉴相器是一个有两个输入信号的器件，如果二者具有相同的相位和频率则输出为零。
A phase detector is a device that takes two signals. If both have the same phase and frequency the output is zero.
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