英语词汇“clack valve”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	clack valve
释义	WordReference Random House Unabridged Dictionary of American English © 2024 clack′ valve′, Mechanical Engineeringa valve having a hinged flap permitting flow only in the direction in which the flap opens. Also called flap valve. 1855–60
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