英语词汇“cup leather”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	cup leather
释义	cup leather noun : a packing (as in hydraulic cylinders and pumps) that consists of a ring of leather of a U-shaped or cup-shaped cross section and that is made tight by the pressure of the fluid on the hollow side
随便看	fraise frake fraktur fraktur fraktur painting fram framable frambesia framboesia framboise frame frame framea frameable framed framed frame frequency frameless frameman frame of reference framepress framer frames frameshift frame spacing

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