大跨度楼面结构
long-span floor structure
钢结构构件拓扑优化
steel structure topology optimization
箱筒型钢结构构件
box steel structure components
原型结构构构成法
the formation of the fashion prototype
大底盘多塔楼结构
long base multi-tower structure
大平台多塔楼结构
multi-tower structure on a large platform
混合结构楼房
composite structure building