英语词汇“elevator machine beam”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	elevator machine beam
释义	elevator machine beam elevator machine beam, elevator sheave beam A steel beam, within an elevator machinery room, which is beneath and supports elevator equipment; usually directly over the elevator hoistway (shaft).
随便看	afrat a/f ratio af ratio af-ratio afrav afrb afrba afrbo afrbsgp a&frc afrc afrcc af rc/cc afrce afr-cfie afrcrcs afr-cs afrcs afrcsed afrcv afrd afrdg afrdi afrdr afrds

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elevator machine beam