英语词汇“arch head”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	arch head
释义	WordReference Random House Unabridged Dictionary of American English © 2024 arch′ head′, [Mach.] Mechanical Engineeringa vertical, arc-shaped member fixed to the end of a walking beam, for supporting a chain from which a pump rod or the like is suspended in such a way as to let it rise and fall vertically.
随便看	undesigning undesirability undesirable undesirable discharge undesirableness undesirably undetermined undeveloped undid undies undigestible undignified undiluted undine undirected undisclosed undisposed undisputed undisputed world champion undissociated undistinguished undistributed undistributed middle undivided undivided profits

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