Double Closed Loop Speed Regulation System  双闭环调速系统

Closed-loop double pipe direct return system  闭式双管异程系统

DC double closed-loop control system  双闭环直流调速系统

DC double-loop speed control system  双闭环可逆直流调速系统

double closed - loop  双闭环

Double Closed Loop  双闭环

double closed- loop  双闭环

double closed loop constant current control  双闭环恒流控制

double closed loop control  双闭环控制

double closed loop con-trol  双闭环控制

double closed loop control system  双闭环控制

double closed loop DC motor speed regulating system  直流双闭环调速

double closed loop feedback  双闭环反馈

double closed loop ratio control  双闭环比值控制

Double Closed Loop System  双闭环调速系统

Double Closed-loop  双闭环

Double Closed-loop Control  双闭环控制

double closed-loop control system  双闭环控制系统; 双闭环控制

Double Closed-Loop Controlling  双闭环控制