英语词汇“rocking 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	rocking valve
释义	WordReference Random House Unabridged Dictionary of American English © 2024 rock′ing valve′, Mechanical Engineering(on a steam engine) a valve mechanism oscillating through an arc to open and close.
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