英语词汇“beam,roof timber, roof bar”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典

单词	beam,roof timber, roof bar
释义	beam,roof timber, roof bar 顶梁; 俗称“棚梁”。在杆件式支架组成中位于顶部的主要承载构件。
随便看	Ectopic bone tissue Ectopic breast tissue ectopic bronchus ectopic calcification Ectopic calcitonin production ectopic calcitonin syndrome ectopic cardia ectopic cardiac arrhythmia ectopic cardiac rhythm ectopic cartilage of esophagus ectopic choriocarcinoma Ectopic chorionic gonadotrophin secretion ectopic chorionic gonadotropin Ectopic chorionic gonadotropin secretion ectopic cilia Ectopic cilia of eyelid ectopic contraction ectopic control potential ectopic cordis ectopic corticotropin syndrome ectopic counter ectopic Cushing's syndrome ectopic Cushing syndrome ectopic cyst of mediastinum Ectopic dentition

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