查询词典 combinatorial geometry

Therefore,the problems of concureut line and collinear point in the Elementary Geometry can be solved by the way of the Higher Geometry.

所以初等几何中关于共线点、共点线的问题能运用高等几何方法去解决。

The contents of mathematics in middle school are divided into elementary algebra and plane geometry. Plane geometry is more favorable for training students'understanding of mathematics beauty.

初中数学的内容分为初等代数和平面几何两大部分，平面几何的直观性较强，显然更有利于培养学生对数学美的理解。

It has been proposed that the tools structure geometry can be obtained by geometry transformation of elementary wedge pattern Ⅰ,Ⅱ,Ⅲ, and the geometric transformation matrixes have been obtained.

指出楔横轧模具孔型图可以通过基本楔型Ⅰ、Ⅱ、Ⅲ的几何变换构造而成，并求出这些变换的变换矩阵。

To strengthen the inequality symbol with the training, 2. to expanse the applications of trigonometric functions to polar coordinates and Parameter equation, 3. to adjust Permutation and combinationwith Probability and Statistics, 4.to strengthen applications of Higher Geometry in the Elementary Geometry.

对此问题本文试着从中学数学教学的角度，在以下几个方面进行探讨：1 加强带符号的不等式的训练，2 扩充三角函数在参数方程和极坐标中的应用，3 排列组合与概率统计的调整，4 高等几何在初等几何中的应用。

It begins with a historical introductory chapter, and then devotes three chapters to surveying real projective geometry, and three to elliptic geometry.

它从历史绪论，然后用了三个篇章测量实际射影几何和3至椭圆几何。

Information such as attitude angle of aircraft is used to emendate the large-geometry-distorted image, so the research of this dissertation is based on the hypothesis that images used have small geometry distortion.

针对图像匹配在导航中的应用，提出了对于存在大的几何失真的图像利用飞行器本身信息进行几何校正的方法，所以本文算法的研究都是基于小的几何失真这一假设的。

Information such as attitude angle of aircraft is used to emendate the large-geometry-distorted image, so the research of this paper is based on the hypothesis that images used have small geometry distortion and invariant moment feature is used to reduce this distortion.

由于大的几何失真图像可利用飞行器本身信息进行几何校正，所以本文的研究都是基于小的几何失真这一假设的，并且利用不变矩特征来减小这种失真。

The study of space originates with geometry in particular, Euclidean geometry .

空间 这项研究的起源与几何空间-特别是欧几里德几何。

In field Euclidean geometry , the problem of expressing orthogonal transformation as symmetrical product is one of the basic problems in geometry .

域上欧氏几何中，把正交变换表为对称之积的问题，是几何学中基本问题之一。

By the cognition and assurance of axiomsystem viewpoint and its characteristics in the "The Thirteen Books of Euclid's Ecements",guided by the courses' standards,the idea and approach of axiomsystem viewpoint were extended through the education of plane geometry,in order to accomplish the task of plane geometry's teaching,which is beneficial to the improving of one's quality and following-up's development.

通过对Euclid《几何原本》公理化系统观点及其特点的认识与把握，在课程标准的指导下，以平面几何教育来推广公理化系统观点的思想方法，以完成平面几何教学任务，以利于其自身素质的提高及后续的发展。

Foods high in this vitamin include oily fish such as salmon, tuna and, and fish liver oils.

维生素D含量高的食物包括诸如大麻哈鱼、金枪鱼和鲭鱼之类的油鱼以及鱼肝油。

We need you to cosign our public letter demanding that press intimidation cease immediately, and that all charges be dropped.

我们需要您cosign我们的公共信，要求记者立即停止恐吓，并要求所有收费下降。