名词
中文翻译：锁定频率鉴频器
同义词：
['Phase-Locked Loop (PLL)', 'Frequency Discriminator', 'Frequency Detector']
例句：
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1.The phase-locked frequency discriminator in the receiver is responsible for filtering out unwanted signals.
接收机中的相位锁定频率鉴别器负责过滤掉不需要的信号。
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2. The PLL system in the communication device ensures that the transmitted signal is accurately received and processed by the frequency discriminator.
通信设备中的PLL系统确保传输信号被准确地接收和由频率鉴别器处理。
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3. In this experiment, we used a phase-locked frequency discriminator to detect the frequency of the laser beam.
在这个实验中，我们使用了一个相位锁定频率鉴别器来检测激光束的频率。