A-A+

The initial voltage of self-excitation generator set up by .

2020-09-18 20:42:00 资格考试 阅读

问题详情

A.residual magnetism

B.voltage regulator

C.electrical current for excitation

D.the other running generator

请帮忙给出正确答案和分析,谢谢!

参考答案

考点: