Cross-coupled phase locked loop
digital phase locked loop
数字锁相
数字锁相环
全数字锁相环路DPLL
数字式锁相电路
Phase locked loop
锁相环路
锁相回路
相锁定回路
锁相环控制
锁相环频率合成器
锁相环
锁相
直接数字合成
quadrature phase coding modulation
phase loop lock control
self-intensity of binding phase phase
(+)Frequency-offset locked loop
deep-water channel in the north channel
disease of one channel involving another channel
Metal Phase and Phase Rule
phase Ⅰ and phase Ⅱ enzymes
phase advance phase lead
phase lead phase advance
polar-embedded reversed phase stationary phase
reversed phase bonded stationary phase
solid phase extraction stationary phase