查询词典 optimization

In the aspect of yield optimization, the worst-case distance from the circuit parameter center to the acceptance region boundary are treated by the objective function of yield optimization.

在电路成品率优化方面，将当前电路参数中心到可行域边界的最坏情况距离，作为电路成品率优化的目标函数，利用梯度优化算法，使最坏情况距离达到最大，从而优化电路的成品率。

Based on the theoretical and experimental studies in electrical and mechanical parameters, micro-perforated absorption material in the box, and positions optimization of the actuators and attached masses on the panel, several optimization methods for the acoustic performance of panel speaker are proposed.

基于对平板扬声器电－力参数测量、箱体内衬微穿孔吸声材料、驱动器以及附加质量位置优化的理论研究和实验测试，提出了若干种提高平板扬声器声性能的方法。

And then, after establishing the optimization model in accordance with the principle of optimal design of shape formulas, we could obtain the numerical optimization aerofoil on the basis of NACA0018 master pattern solved by the Fluent console, and discuss the reasons of improvement of power coefficient.

然后按照形函数的优化设计原理，建立了优化模型，用Fluent平台求解，在NACA0018母型基础上得到数值优化翼型，并探讨了能量利用率提高的原因。

Linear constraint particle swarm optimization algorithm is a global optimization dealing with constraints of non-negative and affine real space.

粒子群算法虽有全局优化性能，但也会陷于局部极小，且缺少约束处理机制。

Aiming at the strong coupling characteristic during the multi-disciplinary optimization process of hypersonic aerocraft, in order to reduce computing time and increase the feasibility of optimization process, this paper adopted the approximate method to build the responding model between disciplines, In this paper, under the condition of ensuring the engine stable and high efficient , the designing work also consider the whole aerocraft performance sufficiently from the effect of forebody and afterbody.

针对高超音速飞行器多学科设计优化过程中的强耦合特性，为了减少计算时间，提高优化过程的可行性，采用近似的方法来建立学科之间的响应模型，以此来减少每次迭代时所用的大量计算时间。

In the method, a optimization model of a ventilating network is put forward by taking the minimizing squared sum of algebraic sum of the ventilation pressure of all branches in a independent circuit about all independent circuits as object function, therefore a new algorithm of ventilation network optimization is obtained.

该方法通过使所有独立回路分支风压代数和的平方和最小化的方法，建立了通风网络解算优化模型，并用梯度法对该模型进行解算，获得了一种新的风网解算算法。

In the method, a optimization model of a ventilating network is put forward by taking the minimizing squared sum of algebraic sum of the ventilation pressure of all branches in a independent circuit shoot all independent circuits as object function, therefore a new algorithm of ventilation network optimization is obtained.

该方法通过使所有独立回路分支风压代数和的平方和最小化的方法，建立了通风网络解算优化模型，并用梯度法对该模型进行解算，获得了一种新的风网解算算法。

According to theories of optimization and modern education, the writer pay more attention to the practice of composition teaching in primary middle school in china, try to seek the strategy of optimization of evaluation. In this thesis, all these propositions, three-dimensional evaluation, standard three-ranked evaluation and three-linked evaluation make great effort to explore strategy of optimization.

本文对作文评价功能的确认、目标的定位，提出对象的三维度评价、标准的三层次评价、方法的三结合评价等构想，对以评语为基本特征的习作作文的优化研究和以分数为主要特征的考试作文的科学化探索。

Secondly, based on the theory analysis and the establishment of the mathematical model of optimization design, uses the Optimization Toolbox in MATLAB software to optimize the parameters of double-front axle steering system and power-train with some prominent results. This provides a reasonable project for the optimization design of automobile.

其次，基于理论性分析及优化数学模型的建立，采用MATLAB软件优化工具箱对汽车双前桥转向系统参数和动力传动系参数进行优化设计，并取得了明显效果，为汽车优化设计提供了较为合理的优化设计方案。

This text aims at the difference of several representative geology conditions in Yang Shui mining area, carried on the primary election to the mining method of Yang Shui mining area, introduced the new theories of numerical optimization choice of mining method that are fuzzy mathematics and artificial neural network etc, based on the existing mining methods that are feasible, adopt the fuzzy optimization choice principle of flexible neural networks, and synthesize several experts and fieldworkers' opinion, built up the related mathematical model and revised model, carried on processing of programming through computer, thus established each optimization mining project under several representative geology conditions in Yang Shui mining area, and carried on optimizing to the existent unreasonable parameter in mining project;have the great significance to aim at each kind of geology condition for each mining area to adjust the mining method in time in the course of mining, abandon chronically unreasonable mining method, full reclaim the mine's resource, lower the dilution rate、 loss rate of mineral mining, raise the production capacity of stope and economic benefit of mine.

本文针对洋水矿区几种典型地质条件差异，对洋水矿区采矿方法进行了初选，介绍了模糊数学和人工神经网络等采矿方法数值优选新理论，在现有可行性采矿方法的基础上，采用弹性神经网络模糊优选原理，并综合多位专家及现场工作者的意见，建立了相关的数学模型及修正模型，通过计算机进行编程处理，从而确立了洋水矿区几种典型地质条件下各自的最优采矿方案，并针对采矿方案中存在的不合理参数进行了优化，为各矿区针对各类地质条件在采矿过程中及时调整采矿方法，摈弃习惯性的不合理采矿方法，充分回收矿山资源、降低矿石开采的贫化率、损失率，提高采场生产能力以及矿山经济效益具有重大意义。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。