查询词典 discrete optimization problem

Based on the analysis of finished auto's loading/unloading process of AnJi-TNT Logistics, propose the maximum transportation capacity optimization of every Car-carrier loading with different goods-cars. Construct the scheme database of optimization for Car-carriers'loading in SQL-server 2000 database software. The optimization toward loading orders in customization is resolved with maximum transportation's capacity algorithm and matching scale method with Visual Basic background.

本文结合安吉天地汽车物流有限公司整车物流调度系统的配载流程进行分析，通过整数规划计算出每辆轿运车针对不同商品车的最大运能配载方案，在SQL-Server数据库平台下，对这些最大运能配载方案按一定规则保存并进行数据库的管理，最后利用事例推理在Visual Basic开发环境下提供面向客户混装订单的轿运车配载方案优化的解决方案，并进行了实例验证。

Mathematical models of CAD model optimization are built with exponential penalty to translate constraint optimization into unconstraint optimization.

分析了截面曲线特征和曲面特征的约束表达，建立了约束驱动特征模型优化的数学模型。

Based on independent continuous mapping (1CM) topology optimization theory, a new topology optimization method considering undesigning aggregates was put forward in structural optimization design of a machining center, and applied to design of the main parts to improve both the static and dynamic properties of the machining center.

在加工中心的结构优化设计过程中，提出了基于ICM法的结构拓扑优化，对主要部件的拓扑优化设计，提高了加工中心的动静态特性。

This thesis studies a widely used first order optimzation algorithm--Sequential Linear Programming method, SLP is modify so that it can solve structural and shape optimization problems more efficiently, including continuous and dsicrete variables problems. Finally the zeroth order optimization method is presented for two dimensional shape optimization problems.

本研究将从一般广为设计者所采用的一次最佳化方法--线性序列规划法的修正研究，以使其更稳定且更有效率地解决在一般结构与形态最佳化问题，包含有连续式及非连续式设计变数的最佳化问题演算过程，最后应用零次最佳化方法概念在二维形态最佳化设计上。

The Ant Colony Optimization is a kind of bionic optimization based on swarm intelligence,which provides new methods for complex combinatory optimization.

蚁群算法是一种用于求解优化问题的新型模拟进化算法，该算法在许多相当困难的优化问题的求解中体现了极强的寻优能力和较好的性质。

An optimization model of electricity and heat efficiency about intermediate frequency coreless induction furnace in the nonmagnetic process is established by using some restriction parameters such as power supply frequency and the diameter of steel stab,and its optimization design is done based on particle swarm optimization algorithms.

以电源频率和坯料直径为约束参数，建立了无芯中频感应电炉无磁性期电热效率优化模型，采用粒子群优化算法对其进行了优化。

If we want to achieves this aim, we need to reslove the connotation, content, function and characteristic of enterprise niche optimization, overall explanate the importantance of enterprise niche optimization, rational construct the strategic system of enterprise niche optimization.

这一目标的顺利实现既离不开对企业生态位优化的内涵、内容、职能和特点的系统解析，也离不开对企业生态位优化的重要性的全面阐释，更离不开对企业生态位优化策略体系的合理建构。

Based on forepassed research, the optimization selection of deep foundation pit scheme and the optimization design method of structure have been deeply studied, and the application of intelligent optimization design method in deep foundation pit has been discussed.

但传统的优化设计方法不能满足工程实践的需要，于是产生了深基坑工程智能优化设计方法。

To overcome premature convergence of genetic algorithm and long search time of chaotic optimization, an improved chaotic optimization algorithm is proposed by combining GA, chaotic optimization and mutative scale method.

为了克服遗传算法的早熟现象以及混沌优化的搜索时间过长的缺点，将遗传算法、混沌优化和变尺度方法相结合，提出了一种改进的混沌优化算法。

However, many reallife problems always possess nonlinearity, moreover, in the process of transformation of fuzzy optimization problems to the equivalent crisp optimization problems, there always emerged nonlinearity, noncontinuous and some characteristics which are hardly dealt with by many traditional crisp optimization methods.

由于复杂的工业系统中存在各种类型的随机性和模糊性，同时很多的生产计划问题常常表现为非线性，因而很难用传统的生产计划与调度模型来描述，也难以用基于精确的数学方法来求解。

A carrier gas such as nitrogen is directed through line 20 and valve 22 to connect with line 26 and mix with the gas sample.

如氮气之类的载体通过管线20和阀22引入，与管线26相通，与气体样品混合。

But for the most part, knaves and parasites had the command of his fortune

然而支配他的家产的大多是恶棍和寄生虫。