查询词典 combinatorial geometry

With powerful geometry modeling, modern commercial CAX software can t supply engineering application with sufficient non-geometry informationTo get an information model, an approach is to integrate geometry information and non-geometry information into a whole one, on the basis of feature.

现代通用CAX软件具有强大的几何建模功能，但是缺乏对非几何信息的有力支持，不能满足工程需要。

After the researching about the styles, sculpting and the colors of the knitting products, the cause of the influence on the knitting from the Geometry pattern is summarized in the article. After the researching on the designing ways about Geometry patterns, the primary designing ways ang thoughts are summarized in the article. When working in the knitting factories, I tried to use what I have studied in the factories to my research. Then I added the modern technique to the geometry pattern designs. At last, the new design thoughts and the emphases of the market design for different age, jobs about the Geometry were brought forward.

本文在对毛衫上的几何图案造型、风格、色彩进行研究分析后，针对基本几何图案和组合几何图案分别总结出它们影响毛衫风格的主要因素，在对几何图案的造型手法进行深入研究分析后，归结出毛衫几何图案设计创新的主要手法和思路，同时综合在毛衫企业实习后的得到感受和经验，将几何图案结合现代毛衫工艺手法，针对不同年龄、职业、消费层次的市场提出不同的设计思路和实践操作要素。

The questions covering pre-algebra and elementary algebra make up the Pre-Algebra/Elementary Algebra Sub score. The questions covering intermediate algebra and coordinate geometry make up the Intermediate Algebra/Coordinate Geometry sub score. The questions covering plane geometry and trigonometry make up the Plane Geometry/Trigonometry sub score.

包含有基础初等代数和初等代数的考题构成了基础初等代数/初等代数的技能分数，涉及到中等代数和坐标几何的考题构成了中等代数/坐标几何的技能分数，而涵盖平面几何和三角函数的考题则构成了平面几何/三角函数的技能分数。

Therefore in the teaching students should be made to actuallyfeel that spherical geometry knowledge can be used to solve or explainsome real problems in both life and production, to reach the relatedconclusions about spherical geometry by comparing it with Euclideangeometry, and to have anidea of some non-Euclidean geometry models aswell as differences between flat geomtry models and spherical geometry ones.

是为对数学有兴趣和希望进一步提高数学素养的学生而设置，重点是培养学生空间想像和几何直观能力，教学中应使学生切实地感受到利用球面上的几何知识可以解决生活或生产中的一些实际问题；让学生通过欧氏几何和球面几何的类比，得到球面上的几何的相关结论；使学生了解一些非欧几何模型，从而思考平面几何模型与球面上的几何等非欧几何模型的差异。

VSP becomes advanced and hot spots in the field of operations research and combinatorial optimization research, researches for VSP can promote actively the development of the theory and method of combinatorial optimization.

VSP是运筹学与组合优化领域的前沿与研究热点问题，对它的研究为组合优化理论与方法的发展有着积极的推动作用。

In this article,based on the twolevel algorithm of selforganization and by applying the method of combinatorial investment ,we set up GMDHtwolevel algorithm security combinatorial investment prospective proceeds model.

以自组织理论两水平算法为基础，采用组合投资方法，在证券投资GMDH两水平算法预测模型的基础上，建立了GMDH两水平算法的证券组合投资预期收益模

The maximum clique problem is a classical combinatorial optimization problem, and finds many important applications in different domains, this paper surveys the current progress on MCP. The Cross Entropy method for combinatorial optimization is proposed by Reuven Y.

最大团问题是一个经典的组合优化问题，在理论研究和实际应用方面都有重要的价值，本文对最大团问题的最新研究进展做了分析综述。

An optimization model for combinatorial double auction based on integer programming method is established and transformed into single-sided auction,which will benefit to solve combinatorial double auction with the method used for single-sided auction and to make the problem much more easier.

本文运用整数规划的方法建立了一个组合双向拍卖问题的一般化模型，并通过逐步转化，把组合双向拍卖简化为单边拍卖，有助于利用求解单边拍卖的方法来求解复杂的双向拍卖问题，使这一问题的研究得到了简化。

On this basis, according to historical data, apply ANN and differential simulation method to get the quantitatively correlative relations between each production and its own influence factors, and introduce the new methods of prediction for dynamic indexes with gas-field development (The combinatorial prediction method based on fuzzy comprehensive evaluation, the method of ANN to select optimally combinatorial prediction models and the ANN prediction method based on genetic algorithm).(2) Base on mathematical programming, combine with quantitative economics and techno-economics, introduce economical indexes to establish production"s distribution optimal model, production"s constitution optimal model and measured production"s constitution optimal model, including multi-objective models and five-years models. Upon this, the optimal project for all gas field and each gas-collected factory can be got. Also, introduce the time value of capitals to improve on these models.(3) Base on the optimal solution theory and algorithm theory for the nonlinear programming problem, introduce the SUMT algorithm and genetic algorithm to study how to solve the models, and on the basis of normal genetic algorithm, make use of auto-adaptively modulating method to improve on normal genetic algorithm; Base on algorithm"s convergence theory and calculation"s complexity theory to analyze seriatim SUMT algorithm"s convergence and genetic algorithms convergence, and compare performance with each other.

在此基础上，利用神经网络方法和微分模拟方法根据历史数据得到各分项产量与其影响因素之间的定量关联关系，并引入气田开发动态指标新的预测方法(基于模糊综合评判的组合预测方法、神经网络优选组合预测模型预测方法以及基于遗传优化的神经网络预测方法)；(2)以数学规划为基础，结合数量经济学和技术经济学，引入经济指标建立产量分配优化模型、产量构成优化模型、措施产量构成优化模型、气田开发多目标规划模型以及五年规划模型，进而获得全气田及各采气厂的最优方案，并引入资金时间价值对五年规划模型进行改进；(3)以非线性规划问题的最优解及算法理论为基础，引入SUMT算法以及遗传算法对模型的求解进行研究，并在原有的遗传算法基础上，引入自适应调整方法对遗传算法进行改进；以算法的收敛性理论和计算复杂性理论为基础，逐一分析SUMT算法以及遗传算法的收敛性，并比较三种算法的优劣性。

Combinatorial chemistry is a type of synthetic strategy which systematically connects a set of"building blocks"such as amino acids, nucleotide and small organic molecules to yield a large array of diverse molecular entities described as a combinatorial library. It also refers to the process of screening the compounds with the expective activity from the library.

组合化学是将诸如氨基酸、核苷酸、有机小分子等构建单元按某种组合方式连接起来，合成出包含大量化合物的化学库，并从中筛选出具有某种物理、化学或药理活性化合物的一套合成策略和筛选方案。

But most of all, I hope you have fun.

但最重要的，我希望你们觉得很有意思。

We're like two orchids on a stem.

我们像两个兰花对一种干。