英语词汇“concentric reducer”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	concentric reducer
释义	concentric reducer concentric reducer [kən′sen·trik ri′dü·sər] (engineering) A threaded or butt-welded pipe fitting whose ends are of different sizes but are concentric about a common axis.
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