Considering the fact of the typical design for gradient-pillar in national stadium, it presents the 3D position model based on the designed parameters.
针对国家体育场现浇砼斜柱设计奇特，工程量大的特点，从设计参数出发，推导得出斜柱三维定位概括模型。
In the design of the National Stadium, the precise 3d geometrical model and calculation model for large-span steel structure was established by use of CATIA dimensional modeling software.
在国家体育场设计中，利用CATIA空间建模软件建立了国家体育场大跨度钢结构精确的三维空间几何模型与计算模型。
In the design of the National Stadium, the precise 3d geometrical model and calculation model for large-span steel structure was established by use of CATIA dimensional modeling software.
在国家体育场设计中，利用CATIA空间建模软件建立了国家体育场大跨度钢结构精确的三维空间几何模型与计算模型。
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