spherical triangle

Spherical Triangle and Computer Program Combined to Solve Space Angle

球面三角与计算机程序相结合解空间角度

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At the same time, by subdividing an icosahedron and projecting all its vertices onto the unit sphere from the center, we can get a spherical triangle mesh with subdivision topology.

然后，将一个正多面体进行细分并将每一次细分所产生的新顶点投影到单位球面上，如此生成一个细分网格。

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Based on the spherical icosahedron case of Equal Angle Ratio Projections ( EARP), a new Spherical Triangle regional Quadtree ( EARPIH) is constructed.

在等弧长比投影族球面正二十面体投影基础上设计了球面三角四叉树剖分模型（EARPIH）。

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The conclusion that circuit property of spherical four bar is decided by two configurations of spherical triangle which is composed of output link and coupler of spherical four bar is derived.

通过分析得出了球面四杆机构回路特性是由其输出构件与连杆所构成的球面三角形的两种构型决定的结论，提出了球面四杆机构的回路和分支识别的转角符号法；

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Small satellite orbital rendezvous is designed using the geometric logic of spherical triangle and the STK ( Satellite Tool Kit) software.

利用球面三角形的几何关系进行了基于STK（卫星工具包）的小卫星轨道交会的规划和设计。

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This paper lays stress on making systematic arrangement, summary and comparison for the concept and formula relating to plane triangle and spherical triangle so as to point out the difference, similarity and interconnection between them.

着重就平面三角形与球面三角形的有关概念、公式作一系统的整理、概括和比较，从而指出其异同以及相互之间的联系。

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A New Projection for Spherical Triangle: Equal Angle Ratio Projection ( EARP)

一种新的球面三角投影：等角比投影（EARP）

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The morphology which has been reported of Au NCs includes spherical, triangle, hexagon, cubic and rod.

已报道的可以控制生长的金纳米晶体有球形、三角形、六边形、立方形及棒状等，目前报道较多的是棒状金纳米晶的研究。

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Spherical Triangle Graphic Methods Based on the Relation of Spherical Triangle and Triangular Pyramid

基于球面三角与三棱锥关联的球面三角图解法

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The discussion of dividing the regular spherical triangle by triangle grids in the best way

以三角形网格分割正球面三角形最优法探讨

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Constructing Cubature Formulae on an Arbitrary Spherical Triangle

球面三角形上的数值积分公式的构造

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Based on theory of spherical symmetry triangle and spherical triangle cosine theorem, the characteristics of two configurations of a spherical triangle is educed.

由球面对踵三角理论和球面三角形余弦定理，得出球面三角形在其三边恒定的情况下有两种构型及其这两种构型的特点；

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Put forward the technology that locating the defects with spherical surface freewill triangle, estimating the validity of located points with the method of projection the first time.

首次提出球面任意三角形定位，投影判断定位点有效性的定位方法。

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Wang's work shows that China was already in possession of systematic knowledge of spherical triangle in the late 18 th century.

汪莱的工作说明，18世纪末期中国已经具备球面三角的系统知识。

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Exercise. The application of spherical surface triangle on the quantization of sun circle daily turn around

运用球面三角知识量化太阳周日视运动规律

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Axonometric drawing and spherical triangle combined to solve space angle has the characteristic of high precision and produces rapid solution.

用轴测投影图与球面三角相结合求解空间角度，具有精度高和解题迅速的特点。

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Moreover, to find the electromagnetic reflection characteristic of reflection point form the e-lectronic map easily, a new technique is advanced to calculate geography position of reflection point with spherical triangle.

此外，为了便于从电子地图中查找反射点区域的电磁反射特性，还给出了应用球面三角形计算反射点地理位置的求解方法。

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In EARP, coordinate translation between geodetic coordinates and spherical triangle mesh is reduced to the relation of a point with a discrete 2D triangle mesh.

支持该投影的球面剖分模型的地理坐标与球面三角格网之间的坐标转换可转换为均分三角网格的计算问题。

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The system designs and achieves a spherical triangle's calculation, and a showing assistant design of computer, the system have these functions such as defluxion, showing two-dimensional and three-dimensional graph, real romance, and documentary storage etc.

本系统设计和实现了是一个面向球面三角计算、显示的计算机辅助设计系统，该系统具有偏转，显示二、三维图形，坐标变换、真实感渲染和文件存储等功能。

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In this paper, the expression of the curvature correction of the recording times in the prime vertical direction is derived by means of the method of the solution for spherical triangle in combination with the plane projection of the field of view.

本文利用解球面三角形和视场平面投影相结合的方法，推导出了卯酉方向记录时刻中星径曲率改正的表达式。

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The system can solve these calculative problems such as three-peak coordinates of spherical triangle, spherical triangle's area and perimeter, angle size and side length etc, and temporal complication of design is rather superior.

本系统对球面三角形的计算问题如：球面三角形的三顶点坐标，球面三角形的面积、周长、角的大小、边的长度等都得到了解决，并且设计的时间复杂度较优。

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Fix by Solving Spherical Triangle with Simultaneous Observation of Two Heavenly Bodies

同时观测两天体解球面三角形求船位经纬度

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CAD System for Spherical Triangle Based on OpenGL

基于OpenGL的球面三角形的CAD系统

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The relation between the navigation errors and the attitude errors of gyro was derived by use of spherical triangle.

本文采用球面三角形原理推导了导航定位误差与陀螺姿态误差的关系式。

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Applying MDT API, the method of the developing CAD system is discussed with emphasis on. The spherical triangle arithmetic is presented hi the fixture assembled vision calculation of space angle.

重点讨论了应用MDT API进行CAD系统的开发方法，提出了球面三角算法在夹具组装中空间角度的可视化计算中的应用方法。

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