英语词汇“drop-in 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	drop-in beam
释义	drop-in beam drop-in beam A simple beam, usually supported by cantilever arms, with joints so placed that it can be installed by lowering it into position.
随便看	sbrnet sbro sbrp sbrpstc sbrr sbrrb sbrrc sbrri sbrrs sbrs sbrsa sbrsd sbrt sbrts sbru sb rubber s brunhes sbrv sbrw sbrwa sbs sbsa sbsaa sbsas sbsb

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