【电学】锁相环路phase-locked loop
锁相系统phase-lock system【通信】;phase-locked system【通信】
离散锁相环discrete phase-locked loop【电子】
锁相振荡器phase-locked oscillator【电子】
锁相鉴频器phase-locked frequency discriminator
【电学】锁相环路解调器phase-locked loop demodulator
锁相接收机phase-locked receiver【电讯】
锁相鉴频器phase-locked frequency discriminator【电子】