箱筒型钢结构构件
box steel structure components
大型钢结构
large-sized steel structure
Large steel structure
Large-scale Steel Structure
large scale steel structure
huge steel structre
大型钢结构安装
Large steel structure installation
大型钢结构厂房
large-scale steel structure workshop
大型钢结构架
Large-scale steel structure rack
大型钢结构物
Large-scale Steel Structure
大型钢结构系统
large metal structure system
大型结构件
Large size structural part
large-sized structural facility
原型结构构构成法
the formation of the fashion prototype
重型钢管结构
heavy steel pipe structure
钢结构构件拓扑优化
steel structure topology optimization
大型结构
large scale structure
large structure
Large-scale structure
large welded structure
super big structure
big engineering structure