据此，推出具有空间曲线的异型截面构件的三维造型数学公式，可供产品设计及绘图软件二次开发使用。
And then the math formulae for three dimensional moulding of a special section member with space curves have been derived which could be used for product design and development of drawing software.
局部拟合因其具有与通用CAD系统相同的数学模型，所以它是复杂曲面测量几何造型系统的常用方法。
The local fitting method is a common method of measure and geometric modeling systems for complicated curved surface because of its mathematical model the same as that of current CAD system.
为近代科学造型的人都是以数学家的身份去探索自然。
The men who fashioned modern science approached the study of nature as mathematicians.
该算法的理论基础是实体造型方法中的扫描变换思想和数学的极限思想。
The algorithm theoretic foundation is sweep representation thought in solid modeling and limit thought in mathematics.
并根据切屑空间运动轨迹的数学模型，建立了切屑三维造型模型，并在虚拟现实环境中实现车削过程的切屑实时动态仿真。
Based on mathematical model of chip space motion path, the 3d model of chip shape was developed. The real-time simulation of chip generation was realized in the virtual reality environment.
并根据切屑空间运动轨迹的数学模型，建立了切屑三维造型模型，在虚拟现实环境中实现车削过程的切屑实时动态仿真。
Based on mathematical model of chip space motion path, the 3d model of chip shape was developed. The real -time simulation of chip generation was realized in the virtual reality environment.
将模糊数学理论引入铸造型砂品质评价体系中，为型砂品质的量化分析和考核，提供了一种切实可行的方法。
Putting the fuzzy mathematics theory into quality evaluation system of sand mold, we provide a quantitative and practical process for check and analysis of quality of sand mold.
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.
因而21世纪培养的人才应该是能够掌握“数学技术”并将数学与计算机广泛结合的智能型、创造型的复合人才。
Thus trained people of 21 centuries should be all-around intellects, able to intelligently and creatively control the "mathematical techniques" and combine the Mathematics and Computer extensively.
通过研究计算机图形学和包装盒型构造的数学算法来实现三维包装的造型。
Research on 3-dimension pick-up of human-computer interaction in computer graphics;
通过研究计算机图形学和包装盒型构造的数学算法来实现三维包装的造型。
Research on 3-dimension pick-up of human-computer interaction in computer graphics;
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