短語詞組短語generator losing excitation protection 發(fā)電機失磁保護Generator side excitation transformer 機耑勵磁變generator s excitation 發(fā)電機勵磁power generator brushless excitation 發(fā)電機generator de excitation 發(fā)電機滅磁generator excitation monitoring 勵磁監(jiān)測synchronous generator excitation 同步勵磁發(fā)電機synchronous generator excitation system 同步發(fā)電機勵磁系統(tǒng)generator operating under excitation 發(fā)電機進相 返回 generator excitation