First, geometrical modeling of basic shafting by simplified components in every shafting was built.
首先通过简化各种轴系元件，对主轴系进行几何建模。
The structure feature, machining conditions and the geometrical modeling method about the integral impeller with big twisted blades were introduced.
论述了扭叶片整体涡轮的结构特点、加工现状以及其几何造型方法。
Secondly, for geometrical modeling, a three-dimensional model of main tissue such as vocal of throat is set up using 3d reconstruct from ct segments.
其次，在几何建模方面，利用CT切片对喉部的声带等主要组织进行三维重构，形成真实的三维模型。
According to the characteristics of geometrical modeling which can describe exactly the structural features of plant root systems, a method about modeling of plant root systems is proposed.
根据几何构造模型能够准确表达植物根系形态结构的特点，提出了一种植物根系三维建模方法。
The ends of simulation are consistent with those of experiment primarily which means geometrical modeling, configuration of physical parameters, and mesh-plotting are all proper and repeatable.
仿真结果与试验结果基本相符，说明计算中的几何建模、物理属性的配置以及划分网格等处理均合理可行。
This article discusses the construction of geometrical modeling in simulation training system for portal crane and the implementation of collision detection by the use of fixed direction hull (FDH).
该文介绍了门式仿真培训系统中系统几何模型的建立过程以及利用固定方向包围盒(FDH)实现系统的碰撞检验。
The way of building finite element modeling and the geometrical similarity of model are also discussed in the paper.
文中还讨论了有限元建模的方式与建模的几何相似性。
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。
Three-dimensional solid modeling method is introduced in this paper for good result, and the geometrical size of the model is consistent to the true value.
为了与工程实际相符合，本文采用三维实体建模，几何尺寸与工程实际相符；
Three-dimensional solid modeling method is introduced in this paper for good result, and the geometrical size of the model is consistent to the true value.
为了与工程实际相符合，本文采用三维实体建模，几何尺寸与工程实际相符；
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