A、prime mover governor
B、exciter generator
C、voltage regulator
D、reverse power relay
更多“A constant output voltage from an AC generator is maintained by the （）.”相关的问题
A、若d1大，δ1小，则有vo1>vo2 B、若d1大，δ1大，则有vo1<vo2 C、若d1小，δ1大，则有vo1>vo2 D、若d1小，δ1小，则有vo1<vo2
A、entirely constant pressure B、entirely constant temperature C、a combination of constant volume and constant pressure D、a combination of constant temperature and constant pressure
A、A.a combination of constant volume and constant pressure B、B.a combination of constant temperature and constant pressure C、C.entirely constant pressure D、D.entirely constant volume
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