英语词汇compound piston ring是什么意思，compound piston ring的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典

单词	compound piston ring
释义	compound piston ring　由几部分组成复式活塞环
随便看	characterization characterization characterization factor characterization factor of crude oil characterizations characterizations characterize characterize characterize choice law choice lot choice meat choice menus choice of court ends or service choice of ends and service choice of forum choice of innings choice of language choice of law choice of law clause choice of ruling gradient choice of substitute choice of words choice of words choice quality

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