A.900A B.940A C.1030A D.1320A
A.750kW B.800kW C.850kW D.900kW
A.削弱他勵(lì)磁場(chǎng) B.提高電壓 C.削弱串勵(lì)磁場(chǎng) D.削弱他勵(lì)和串勵(lì)磁場(chǎng)