短語詞組短語compound rectifier excitation 複郃整流器式勵磁level compound excitation 平複勵compound excitation transformer 相複勵變壓器flat -compound excitation 平複勵磁tive compound excitation 積複勵cumulative compound excitation [電]積複勵phase compound excitation system 相複勵勵磁系統(tǒng)self -compound excitation 自複勵 返回 compound excitation