digital phase detection
digital phase difference detection
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
digital phase modulation
automatic phase comparison circuit
phase comparison
比相
相态比较
相位比较
相位比对
相位比较法
相角比较式单脉波
相差保护
比相法
phase comparison navigation system
self-intensity of binding phase phase
Digital Archived Digital Publish
Digital Radiography Digital Radiograph
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