基本解释[机械工程]滑移膨胀接头词组短语短语slip type expansion joint 填函式补偿器;填函式赔偿器;填函补偿器;填函式抵偿器slip -type expansion joint 套筒式涨缩器gland packed expansion slip joint 填压伸缩接头slip expansion joint更多词组专业释义机械工程滑移膨胀接头