查询词典 combinatorial

However, for carotenoids combinatorial biosynthesis in microorganisms is also described.

然而，对类胡萝卜素的组合生物合成中的微生物是也进行了描述。

Buoyance technique is one of the new and fast- developing techniques in the recent years.It is difficult for the design of the buoyancy bearings to obtain a set of optimum and combinatorial para- meters.

静压技术是近年来发展较快的一项新技术，但做为静压轴承的设计、要求出一套较佳的组合参数方案很困难。

This is a combinatorial problem in canonical form.

这是组合论中的典型问题。

Using finite fields , the classical groups give rise to finite groups , intensively studied in relation to the finite simple groups ; and associated finite geometry , which has both combinatorial and algebro-geometric sides.

利用有限领域，古典的群体产生有限的群体，深入研究有关的有限简单群体；及相关有限几何，这两个组合和algebro几何双方。

Based on the methods and techniques of covering theory, the structure of module category of tame concealed algebra, one-point extension, vector space category, finite enlargement, degeneration theory, stable equivalence and combinatorial method, we will classify all of the three-point algebras with Gabriel quiver the system quiver Q according to representation type. We get the classification theorem: Let A=kQ/I be a three-point algebra given by the system quiver Q.

本文综合利用覆盖理论，tame concealed代数模范畴的结构，单点扩张，向量空间范畴，有限enlargement，退化理论，稳定等价以及组合的方法等多种方法和技巧，将所有由系统箭图Q给出的三点代数按表示型进行分类，得到如下分类定理：Q是系统箭图，I是kQ的一个admissible理想。

The maximum clique problem is one of the classical NP-complete problems from combinatorial optimization.

最大团问题是组合优化中的一个经典的NP-完全问题。

In the representation theory of finite-dimensional algebras, combinatorial tools as quivers and their representations provide effective method in computing Hochschild homology and cohomology groups of finite-dimensional algebras.

代数表示论中的组合工具—箭图及其表示的发展和应用，为计算有限维代数的Hochschild同调群与上同调群提供了有效的方法。

It shows the effectiveness and practicability of the approach to prove algebraic identies with combinatorial analysis .

说明了用组合分析方法证明代数恒等式的有效性和实用性。

In this paper,Author using method of combinatorial analysis and mathematical induction have proved several properties of sort a of the sum seguence about Fibonacci number.

文中用组合分析中的计算方法得到了关于Fibonacci数的一类和数列的性质。

The metal structure of crane telescopic boom is analyzed and optimized by structure analysis and the combinatorial optimization based on topology and size optimization methods, and structure integrated design of telescopic boom is achieved by the development of visual software system in this paper.

本文应用结构初级分析和基于拓扑优化、尺寸优化的组合优化分析方法对起重机的伸缩臂金属结构进行优化设计，同时开发可视化软件系统实现伸缩臂结构的集成设计。

Fancy gold-plated dangling earrings with facetted White Opal crystals.

花式镀金悬垂耳环与facetted白欧泊水晶。

This essay chooses the study aim from biology teachers in middle school in Shi Jiazhuang which tells us that most of the middle school biology teachers in Shi Jiazhuang have the"burnout", lower successfulness, individualize.

本文选取石家庄市初中生物教师作为研究对象，运用问卷调查的方法对石家庄市初中生物教师职业倦怠的现状进行调查，调查结果发现，石家庄市初中生物教师这一群体普遍存在职业倦怠，情感枯竭程度偏高，成就感偏低，去个性化程度最为严重。