closed-loop frequency response
closed loop frequency conversion timing system
ozonizer power supply phase-shifted control closed loop frequency automatic trace
open-loop frequency response
adaptive closed loop watermarking system
adaptive closed-loop drive
automatic closed-loop system
biological ecological closed-loop life support system
blend closed loop control
closed loop
闭环式
死循环
闭环
闭合回线
大牛地气田
闭式环路
闭环回路
封闭回路
闭合回路
里圈
封闭环
死循环控制
人-机闭环
闭环线路
合环
闭合环路
合环潮流
闭环控制
闭合曲线
闭[合]圈
密闭回路
闭圈
死循环自动控制系统
closed loop adaptive optical system
closed loop adaptive single parameter
closed loop automatic control