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First of all, the paper gave a briefing on the development of white LED and the problems need to addressed of RGB LED mixed white lighting; Then established colors distributed computing model of the RGB LED white lighting module; Final designed a number of different geometric structure of the RGB LED light source module, by changing angles (interior angle or the angle Centre) of the geometry and the LED colors with different priorities, programmed by using of Matlab software, simulated the color distribution correspond to such light source models.

首先，本文简要介绍了白光LED的发展现状及RGB LED混合白光需要解决的问题；其次建立了RGB LED的颜色分布计算模型；最后设计了几种不同几何结构排列的RGB LED光源模块，通过改变几何结构中角度、不同颜色LED的排列次序，利用Matlab软件编程，模拟以及仿真得到这些光源模型相应的光源颜色分布，并评价其颜色均匀性，进而得到最佳几何排列结构的RGB LED光源模块。

General use Mathematics, Geometric, Drawing, Chemistry and Physics, Biology and Medicine, Prefix Used wuth SI Units, si dERIVED Units, Subatomic Particles and Quanta, International System of Units Signs and Symbol Print version

常用数学，几何，绘图，化学，物理，生物，医疗，国际单位字首，国际导出单位，次原子粒及国际单位符号表列印版本

To deal with the shift problems and interpolation error problems caused by common image processing and geometric attacks, a local Tchebichef moments based robust image watermarking is developed.

5为了更好地解决由常规图像处理和几何攻击产生的移位以及插值误差等问题，提出了一种基于局部Tchebichef矩的鲁棒水印算法。

The multivariate polynomial interpolation problem is a classical mathematical problem that is widely used in many fields, such as multivariate function list, surface design and finite element method. In recent years, multivariate polynomial interpolation has been focused by many people, of which the geometric topological struction of sets of interpolation nodes is also much concerned by us.

多元多项式插值问题是一个十分具有研究意义和实际应用价值的数学问题，它广泛应用于多元函数列表，以及曲面的外形设计和有限元法等诸多领域，近年来多元多项式插值越来越受到人们的广泛关注，其中有关插值结点组的几何拓扑结构问题也是人们十分关注的内容。1998年，梁学章和吕春梅在文献[2]中借助代数几何中的有关理论，进一步讨论了沿无重复分量平面代数曲线上的Lagrange插值问题，并应用Cayley ？

The algorithm makes full use of geometric information of intersecting lines to speed up the calculation according to the arc height tolerance.

在跟踪求交的算法中充分利用了交线的几何特性，按等弓高误差快速精确地求取曲面上的交线。

Experimental results are compared with results of the method based on the geometric invariance presented by Alghoniemy.

文中给出了实验结果，并与Alghoniemy提出的基于几何矩不变量的数字水印算法进行了比较。

Geometric invariance is an important approach in computer vision and graphics.

几何不变量的使用是计算机视觉和图形学的一个重要手段。

This paper proved that this algebraic feature has some important properties of algebraic and geometric invariance.

该文证明了这样抽取的代数特征具有一些重要的代数和几何不变性。

Their invariant theory , at one point in the nineteenth century taken to be the prospective master geometric theory, is just one aspect of the general representation theory of algebraic groups and Lie groups .

他们的不变量理论，一度在19世纪采取的是未来的主人几何理论，仅仅是一个方面，一般的代表性理论代数团体和李群。

This dissertation systematically studies all 4 possible cases of their combination. Based on geometric invariant, matrix theory, computational geometry, genetic algorithm and so on, a series of effective algorithms are proposed.

本文对上述两种分类的组合共四种情形下的点模式匹配问题，进行了系统的研究；并基于几何不变量、矩阵理论、计算几何、遗传算法等提出了一系列行之有效的算法。

The labia have now been sutured together almost completely.The drains and the Foley catheter come out at the top.

此刻阴唇已经几乎完全的缝在一起了，排除多余淤血体液的管子和Foley导管从顶端冒出来。

To get the business done, I suggest we split the difference in price.

为了做成这笔生意，我建议我们在价格上大家各让一半。