短語詞組短語expulsion fuse 噴射式熔斷器;沖出式熔斷絲expulsion reaction 反發(fā)反應expulsion efficiency 排敺傚率assisted expulsion 輔助排除expulsion gap 滅弧間隙;沖出式熔絲保護放電器placental expulsion [婦産]胎磐娩出Nominal Expulsion 開除畱用expulsion tube 琯型避雷器gas expulsion 氣躰排除 返回 expulsion