Its components include images and imagination while its presentation is brought about in its various levels and different aspects.
就展现说,则包含意境的层深与多面两个因素。
Research of Measuring Polygon with Three-Position Comparing Method on Index Table with Serrated Teeth;
在多齿分度台上用三位置比较法检定多面棱体的研究
A discussion is presented on the error compensation of the reflecting planes of polygons in accurate angular measurement using autocollimator and polygons.
讨论了利用多面棱体和自准直仪进行精密角度检定时多面棱体工作面偏差的补偿问题,给出了工作面偏差补偿符号的判定方法。
The small angles realization method of differentiating two different indexing tables,between an indexing table and a polygon,is expounded.
介绍了目前常使用的正多面棱体和多齿分度台 ,阐述了它们之间如何实现基准小角度的方法 ,最后介绍了一个用 2 3面棱体和 36 0齿盘差分出小角度 1°/ 2 3,测量感应同步器的测角系统每 1°内 2 3点的角位置误差的方
Quick modeling method development for polyhedron-based space structures;
多面体模型的新型空间结构快速建模方法研究
DEXEL model of polyhedrons and boolean operations;
多面体三向DEXEL模型与布尔运算
Contacting condition analysis used in collision detection of polyhedron;
多面体干涉检测中的接触状态判定法
The NC control model and real-time interpolation algorithm of polygon non-circular surface were studied deeply and systematically.
对任意n面形非圆曲面数控磨削加工控制与实时插补方法进行了系统研究 ,建立了多面形非圆轴孔连接数控磨削加工运动控制模型。
In the back part, the possible regular polyhedrons with the point groups' symmetry is discussed.
第一类和第二类晶体点群共有32种[1],但为什么不会有其它的存在,以及这些点群和全旋转群SO(3),正交群O(3)的生成关系还没有相关论述,本文从群的生成关系出发,解释为什么点群只有那么多,这些点群和全旋转群SO(3),正交群O(3)的关系,以及可能具有点群对称性的正多面体结构。
The structure of the regular polyhedron was analyzed.
分析了正多面体结构的特点,通过研究正多面体外接球与特征基本体———棱锥的参数关系,应用特征复制原理,介绍了在Solidworks环境下进行正多面体三维建模的方法。
Using the divisible theory of the integer,the underside conclusion is proved:for all the vertex-coloring formulas of the regular polyhedron,let be any integer,the result of these formulas is still the integer.
利用整数的整除理论,证明了以下结论:在所有正多面体顶点着色公式中,当颜色数取任何一个整数时,这些公式的计算结果仍然是整数。