D FEM analysis model is adopted for the stability analysis in construction including hoisting and closing single steel tubular arch rib and service stages respectively.
采用空间杆系计算模型对包括单根钢管拱肋吊装合龙在内的施工和运营阶段进行稳定性分析。
Construction light 3-d measuring system adopts computer vision theory to measure and reconstruct object in order to obtain the 3-d model of object.
结构光三维测量系统是利用计算机视觉原理对物体进行三维测量和重构，以获取物体的三维模型。
In this paper, we first focus on the CAD-based object model construction and then introduce a rule-based method to precompile this geometrical model into a match tree for 3-d object orientation.
集中阐述了基于CAD的物体模型建立过程，并介绍了一种基于规则的将物体几何模型予编译为匹配树的三维物体定位方法。
In the construction of 3-d garments, the key dimensions of garment panels can be predicated from this mathematical model except for the measurements of shoulder width and upper crotch.
在服装三维造型研究中，与服装关键尺寸相对应的人体尺寸除肩宽与上裆外，可以由人体数学模型估计得到。
In the construction of 3-d garments, the key dimensions of garment panels can be predicated from this mathematical model except for the measurements of shoulder width and upper crotch.
在服装三维造型研究中，与服装关键尺寸相对应的人体尺寸除肩宽与上裆外，可以由人体数学模型估计得到。
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