名词
中文翻译：平顶梁
同义词：
['flat beam', 'flat plate beam例句：1. The bridge is made of flat top beams to support the weight of the road.（这座桥是由平顶梁支撑着道路的重量。）']
例句：
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1. The bridge is made of flat top beams to support the weight of the road.
这座桥是由平顶梁支撑着道路的重量。
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2. The engineer designed a flat top beam for the new building.
工程师为新建筑设计了一个平顶梁。
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3.The flat top beam was used as a temporary support during the construction.
在建设期间，这个平顶梁被用作临时支撑。