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[单选题]The frequency of an 的答案
搜答案
The frequency of an AC generator is adjusted by means of the ()
单选题
2022-07-13 21:04
A、main alternator field rheostat
B、exciter field rheostat
C、prime mover governor control
D、equalizing reactor
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正确答案
C
试题解析
标签:
船舶电气与船舶安全
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