短語(yǔ)詞組短語(yǔ)self -maintaining chain reaction 自持鏈反應(yīng)dynamic self -maintaining 動(dòng)態(tài)自維護(hù)reactor self -maintaining 自持反應(yīng)器reaction self -maintaining chain 自持鏈反應(yīng)Self -maintaining gas discharge 自持氣躰放電 返回 self-maintaining