[提要]  对冷弯薄壁型钢-混凝土组合梁进行了试验研究。成果已经成功地应用于2幢高层建筑楼层结构的设计，取得了良好的技术经济效益和社会效益。
[关键词]  冷弯薄壁型钢-混凝土组合梁 试验研究 工程应用

Experimental research is conducted on the composite beams of cold - formed sheet and concrete.The results have been successfully applied to the design of floor structure for two practical high - storey buildings. Good performance can be obtained by using this type of composite beam.
Keywords: composite beam; cold-formed sheet; concrete; experimental research; engineering application