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- regular polyhedral angle 正多面角
- Five regular polyhedron solutions are given by analysing commonness of other special solutions of N-body problem. 摘要分析N体问题一些特解的共性,给出5个正多面体解。
- Using the knowledge of abstract algebra,the rotation groups of the regular polyhedron are determined. 通过抽象代数知识;求出所有正多面体的旋转群.
- Then it is substituted in Burnside formula,all vertex-coloring formulas of the regular polyhedron are determined. 然后代入伯恩塞德公式;求得所有正多面体的顶点着色公式.
- Firstly, the paper introduces the application requirement of Global Grid System, discusses the basic element of regular polyhedron subdivision. 摘要首先介绍全球网格系统的应用需求,讨论采用正多面体剖分的基本要素。
- face angle of a polyhedral angle 多面角的面角
- The symmetries possessed by regular polyhedra allow us to create an image of the entire regular polyhedron by using only one of its faces plus a handful of mirrors. 基于正多面体的对称性,我们可以只用一个面加上镜子反射来重组整个正多面体。
- Then we discuss billiard trajectories in polyhedral angles, since it is well known that any hard ball system on a line is isomorphic to a billiard in an appropriate polyhedral angle. 然后我们讨论多面角里的台球轨迹,因为熟知直线上的硬球系统同构于适当的多面角里的台球系统。
- THE REGULAR POLYHEDRON SOLUTIONS OF N-BODY PROBLEM N体问题的正多面体解
- The thesis mainly concerns hard ball systems on a line, billiard trajectories in polyhedral angles and period billiard trajectories in a plane convex domain. 本文主要讨论直线上的硬球系统,多面角里的台球轨迹,平面凸区域中的周期轨问题。
- topologically regular polyhedron 拓扑正多面体
- the angle formed by two edges of a polyhedral angle. 多面体角的两个边所形成的角。
- Basing on the regular polyhedra,we can subdivide it by the doubling and the division procedures and form the spherical geodesic triangulated grids. 以正多面体为基本多面体;利用重复法和分割法再分;构成球形的短程线三角形网格.
- The plant was growing at an angle. 植物呈一定角度生长。
- There are five and only five types of regular polyhedrons, i.e., tetrahedrons, hexahedrons, octahedrons, dodecahedrons and icosahedrons. 古希腊哲学家柏拉图早就已经知道这一点。
- Abstract: It was meaningful to subsequent scientific discovery that the philosopher Plato had endowed five regular polyhedrons with the meaning of Ontology and Aesthetics. 文章摘要: 哲学家柏拉图赋予几何学中的五种正多面体以本体论和美学的意义,这对后世的科学发现产生了积极的影响。
- "Regular polyhedra" or "Platonic solids" are convex polyhedra with congruent regular polygons as faces where the same number of faces meet at each vertice. “正多面体”或“柏拉图式的立体”的凸多面体,全等多边形作为构成面。
- The Vertex-Coloring Formula of the Regular Polyhedron 正多面体的顶点着色公式
- She cocked her hat at a jaunty angle. 她把帽子歪戴着,一副俏皮的样子。
- That maths exam I took was a regular brain drain. 绞尽脑汁的数学测验,我真是绞尽了脑汁。