英语词汇“butterfly valve”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	butterfly valve
释义	WordReference Random House Unabridged Dictionary of American English © 2024 but′terfly valve′, Mechanical Engineeringa clack valve having two flaps with a common hinge. Mechanical Engineeringa valve, as the throttle valve in a carburetor, that swings about a central axis across its face. 1860–65
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