查询词典 optimization problem

The combinatorial and delimitative algorithm can be used to solve the problem. A software called "Power Discrete" to implement this algorithm is developed by using Microsoft Visual6.0. It is a useful tool for linear programming problem with discrete variables and for discrete optimum design of structures, and in addition, the software also includes other algorithms such as genetic algorithm.

在国际上， 20世纪 60年代末期和 70年代初期，研究人员已开始对工程离散变量优化设计问题进行研究，但由于当时对于连续变量的非线性规划问题的研究还不够深入，所以在 70年代和80年代，研究的重点集中于连续变量的非线性规划问题。

The problem of juvenile delinquency,which is a social problem, attracts the attention of the whole world.

青少年犯罪问题是全世界普遍关注的社会问题。

This is not the fundamental problem, the fundamental problem is closely related with this concept of women's image smear and demonize.

这还不是根本的问题，根本的问题在于与这个观念密切相关的对女性形象的丑化和妖魔化。

On the denotative problem of the system, system economist has its insufficient place about the internal system and explicit system, analysis that the organization is the problem such as the system.

在制度的外延问题上，制度经济学家关于内在制度与外在制度、组织是不是制度等问题的分析都有其不足之处。

This result indicates that the problem is harder than and equivalent to the derivability problem in classic logic and in Horn formula respectively, and that there are no polynomial time algorithms in both cases.

为此 ，张东摩和李未 [2 ]推广了文献 [1 ]中的结果，采用全序划分来刻画认知主体对假说中的公式在相信程度上的差异，给出了新的、基于全序划分模型的开放逻辑，其中所定义的重构具有唯一性。

About the problem of hypothesis testing for the problem of estimate interval,first of all,we set statistic and the distributions of the statistic.Fron this ,we derivate the methods of testing.

对于点估计问题，讨论了估计的优良性质；对于区间估计问题，讨论了估计的精度；关于参数的检验问题，首先建立检验用的统计量及其分布，由此导出检验的方法。

The article is opposite our country 2004-2006 year crop of sturgeon of each province city, breed phyletic, seedling to plant on the base that the newest change of the market and field of commodity fish market has descriptive, breed form of water area lack, consumption effectively what in putting forward current sturgeon aquaculture, exist earnestly of guild of disease of control of lack of onefold, crossbreeding, fish and piscine medicine, sturgeon needs to build wait for a problem, offerred the way to deal with a situation in the light of the problem.

本文在对我国2004-2006年各省市鲟鱼产量、养殖种类、苗种市场和商品鱼市场的最新变化进行描述的基础上，提出了当前鲟鱼养殖业中存在的有效养殖水域缺乏、消费形式单一、杂交育种缺乏控制、鱼病和鱼药、鲟鱼行业协会亟需建立等新问题，并针对新问题提出了策略。

Through the practice in over twenty years, we came to know that discrimination or desertedness of aids people can not only solve aids problem, but also make the problem become more terrible on the contrary.

二十多年的实践告诉我们，歧视和遗弃艾滋病人不但不能解决艾滋病问题，反而会使问题变得更糟。

In order to study the fatigue of pressure vessel commonly encountered problem in engineering with large destructibility , based on the theory of fracture mechanics , the pressure vessel existing original crack was equivalent to the problem of infinite flat with center crack .

为了分析工程中常见的破坏性极大的压力容器疲劳问题，基于断裂力学理论将存在初始裂纹的压力容器等效为无穷远处作用均匀拉应力的含中心裂纹无限大板问题，解出表面半椭圆裂纹和穿透裂纹的应力强度因子；利用断裂判据得到裂纹的临界断裂尺寸；采用Paris表达式对裂纹扩展速率进行描述，推导出初始裂纹在不同裂纹尺寸和形式下的裂纹疲劳扩展寿命。

This text is based on the work that analyse the problem having emerged about large-scale economic affordable residential district of city at the moment, in instance of the patterns in Xi'an. Through investigating living circumstances and building present situation, there are lots of requirement for economic affordable housing in Xi'an. As large requirement for premise, the question about choosing location large-scale economic affordable residential district in city is researched. As time as, it should be refer to the problem which were founded in others cities, then summarize a correct choosing location model for the practical situation, it could determent the location of large-scale economic affordable residential district of Xi'an.

本文以分析现阶段城市大型经济适用居住区产生的问题为依据，立足西安地区，通过调查该地区居民的居住现状以及房地产开发状况，指出经济适用住房在西安地区具有广泛的需求市场，在这种巨大需求量存在的前提下，探讨大型经济适用居住区选址问题，结合现有其它城市大型经济适用居住区中发现的问题与不足，提出一套适合实际情况的选址模式，并且根据该模式分析了西安大型经济适用居住区选址的区位。

Great. What repertoire did you see?

太棒了。你看的是什么剧目？

I prepared not to accept such ridiculousness:"Please," I said to him.

我可不想理会这套荒谬的东西："请你通情达理一点儿。"