“lip seal”的概念、定义、翻译、参考文献-科学参考

单词	lip seal
释义	lip seal Encyclopedia 工学旋转密封释 lip seal唇封密封圈和轴的接触区为唇形的旋转轴径向密封。又因为主要用于封油，常被称为油封。
随便看	the Nanping Poets'Club the Nanyuan Poets’Club the narrative structure of repetition for three times The Narrow Road to the Interior The nation The National 12th Five-year Strategic Plan for Public Library Development The National 13th Five-year Strategic Plan for Public Library Development The National 9/11 Memorial & Museum The National Advisory Committee of Higher Grassland Science Education in Ministry of Education The national anti Japanese War magazine The National Archives of Scotland The National Art Center, Tokyo the National Association of Social Workers Code of Ethics The National Astronomical Observatories of the Chinese Academy of Sciences The National Building Museum,USA The National College Entrance Examination The National Committee for Pig Production of Danmark The National Development and Reform Commission The National Doctrine of Education in the Russian Federation The National Education Comprehensive Reform Pilot Area The National Emergency Preplans for Forest Fires The National Film and Sound Archive of Australia The National Film and Television School（NFTS） The National Film School of Denmark The National Fishery Eco-environment Monitoring Network

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