名词
中文翻译：轻量级钢梁
同义词：
['light-gauge steel joist', 'light-gauge steel beam']
例句：
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1. The new buildinguses lightweight steel joists to reduce its weight.
这座新建筑使用轻质钢梁来减轻其重量。
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2.The engineer designed the structure with light-gauge steel joists to ensure stability.
工程师设计了结构，使用轻质钢梁以确保稳定性。
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3.The construction company used light-gauge steel joists for the roof to prevent leaks.
建筑公司使用了轻质钢梁作为屋顶，以防止漏水。