本文主要研究了空间结构中自由曲面的参数化描述及网格划分算法，并编制了相应的程序。
This paper mainly researched on parametric description and meshing algorithm for the free surface of spatial structure with the program development.
实现的算法可以直接应用于数据挖掘、数字网格划分与评估、数据分割、数值地形曲面的简化等问题。
The algorithm can be directly applied to data mining, digital grid partitioning and estimation, data partitioning, digital terrain surface simplification, etc.
针对汽车覆盖件这种复杂的三维曲面这一特例，编写了参数化网格划分的程序。
According to the Complicated Spacial Surface such as the auto body panel, a routine about parametric grid generation is compiled.
四边形网格划分是组合曲面建模技术的首要条件。
Quadrilateral partition on triangular meshes data is the primary process of composite surface modeling.
提出并实现了一种从边界到内部的组合裁剪曲面的有限元网格划分算法。
An algorithm of generation of finite element meshes for composite surfaces was presented.
提出并实现了一种从边界到内部的组合裁剪曲面的有限元网格划分算法。
An algorithm of generation of finite element meshes for composite surfaces was presented.
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