单词	伺服操作阀
释义	伺服操作阀servo-operated valve
随便看	common emitter circuit common emitter/common-collector bipolar front end common emitter configuration common-emitter configuration common emitter connection common emitter current gain common endive common endive--endive-- cichorium endivia l common entrance common entrance examination common envelope common envelope star common environment coupling common-environment coupling common equity commoner common era common error commoners commonest common establishment common european earwig common event flag common event flag cluster common exciter