... 自动频率相位控制 AFPC 自动频率和相位控制 AFPC Automatic Frequency and Phase Control 自动的动态相位控制 Dynamic Phase Control ...
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automatic phase and frequency control 自动相位和频率控制
The phase- locked loop is one kind of control system which is able to achieve phase automatic lock, to compose frequency and to trace demodulation system.
锁相环路是一种能实现相位自动锁定的控制系统，主要用于频率合成及跟踪解调系统。
The phase-locked system is a closed loop automatic control system that can follow the frequency and phase of the input signals.
锁相系统是一个能够跟踪输入信号频率和相位的闭环自动控制系统。
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