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3D connection library
Space grids
Bolted-ball grids
1.2
Bottom-chord bolted ball node
下弦球节点轴测图
网架杆件详图(二)
Drag to orbit · scroll to zoom · right-drag to pan
Erection order (3 steps)
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1. 放线定位、安放下弦球
2. 拼装下弦杆
3. 拼装腹杆