Around the glass, the diagonal grid of the building's steelframework is visible, the lines getting denser in the cantilever, where the structural stresses are more extreme.
在玻璃周围，大楼钢结构的对角线网格清晰可见，在结构压力更大的悬臂处，网格更加密集。
2
These are the people you see hoisting those giant steel beams to create the structuralframework of office buildings and other large projects.
你看到这些人正在吊装巨型钢梁，构建办公楼等大型项目的结构框架。
3
The structuralframework in the atrium is infilled with perforated wooden panels and steel frames.