短語詞組短語end -winding leakage inductance 耑部漏感rotor end -winding retaining ring 轉(zhuǎn)子繞組耑環(huán)partial discharge at end -winding 耑部電暈machine end -winding magnetic fields 電機(jī)耑部磁場(chǎng) 返回 end winding