A.0.1‰ B.0.2‰ C.0.3‰
A.嚴(yán)格一致 B.基本一致 C.轉(zhuǎn)差率不大 D.轉(zhuǎn)差率很大
A.定子電壓 B.轉(zhuǎn)差率 C.定子電流 D.轉(zhuǎn)子電壓