英语词汇“低背压式机械轴封”的翻译、意思、用法、释义-英汉汉英词典

单词	低背压式机械轴封
释义	同低背压式机械密封--低背压式机械轴封
随便看	railway telephone railway territory railway ticket railway tie railway time table railway timetable railway torpedo railway track railway track centers railway track gage railway track scale railway track spacing railway transportation railway turntable railway wagon railway with wooden rails railway worker railway yard railway-yard railwayyard rail wear rail wear tolerance rail web rail welding rail welding machine