英语词汇“pressure seal rings”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	pressure seal rings
释义	pressure seal rings 基本例句活塞环 These bands are called piston rings.这些圈叫做活塞环。 Contrary to popular belief, piston rings don't seal the combustion pressure by spring tension.和人们认为的不同，活塞环不能靠弹簧张力来密封燃烧室的压力。
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