查询词典 optimization

Such as in the design of a "self-thinning thick heart" when the characteristics of the A030, regarding the use of the latest computer-aided engineering, including the finite element method and precise optimization of 3D three-dimensional model to best design effect.

如在设计具有&自我心厚减薄&特点的A030时，就运用了最新的电脑辅助工程技术，包括有限元分析法和精确的最优化3D立体模型，以得最佳的设计效果。

Aiming at the reliability problems in the elevation-balancing machine, traversing machine and self-filling equipment, this paper completes the parameter optimization design and simulation research for movement reliability.

基于故障诊断理论和H_∞可靠性控制设计方法对随动系统进行了可靠性设计与分析。

By using ADAMS/view,a simulation model of stopper is established which is based on analysis of its characteristics of variable structure ,some main problems of stopper are found by motion simulation analyzing,and optimization and self-adjustable structure without overconstraints of stopper is also made.

在分析变结构堵渣机的结构特征基础上，利用ADAMS软件建立了仿真模型，通过机构的运动学、动力学仿真分析，找出了机构存在的主要问题；并对机构进行了优化及无过约束的自调结构设计。

A new self-adaptive particle swarm optimization algorithm based on k-mean clustering is presented in the paper.

提出了一种新的基于k-均值聚类的自适应PSO优化算法。

A genetic algorithm based on self-adaptive weight is proposed and applied to solve the reactive power optimization problem.

在求解方法上，采用基于自适应权重的遗传算法求解。

The genetic algorithm is a kind of self-adapting optimization method based on the mechanics of natural selection and evolution.

本文在总结常用的电力系统无功电压优化方法的基础上，建立了以网损、电压质量和无功潮流分布为目标函数的数学模型。

The development strategies were brought forward from multiple categories of forest composition, selection of tree species and their configuration, optimization and reconstruction of stand structure.

该文从多林种、多树种配置，造林树种选择和林分结构的优化与调整方面提出现有林的发展策略，并提供了现有林的经营类型和对应各种立地类型的造林树种。

Study on the Analysis of the Skidding Production Optimization Selection in Southern Collective Forest Regions;2. Study on the Reversal Direction Arisen When 50 Crawler Is Skidding at Steep Slopes;3. Skidding method can be determined by production efficiency and ecological environment.

介绍了目前国内外生态型伐区集材概况及类型，较详细地分析了6种生态型伐区集材模式的优缺点及适用条件，指出中国山地伐区应广泛推广直角横向集材和双向循环索道集材方式。

Optimization technology was acetidin: N-hexane (3:7) as low-pole solvent system, methanol: dichloromethane (1:9) as polar solvent system, 20% glycerol filter paper as moisturizer, 14 h age Bacillus subtilis as indicating strain seed on thin layer plate cultivated for 14~18 h, 1% TTC staining time 1~2 h, bacterial mix method suitable to 0.2%~0.6% agar semisolid bouillon culture-medium, bacterial spread method suitable to 1% agar semisolid bouillon culture-medium.

结果：该方法展开系统筛选简单，抑菌斑位置准确、斑点清晰，其优化条件为：以乙酸乙酯：正己烷(3：7)为弱极性展开系统，甲醇：二氯甲烷(1：9)为强极性展开系统，用20%甘油滤纸对湿室保湿，以14h菌龄的枯草芽孢杆菌为指示菌种子液，自显影薄层板36℃培养14~18h，1%TTC显色时间为1~2h，含0.2%~0.6%琼脂的半固体肉汤培养基应使用混菌法生物自显影，含1%琼脂半固体肉汤培养基应使用涂布法生物自显影。

By means of ANSYS software, three-dimensional stress analysis screw-pitch, thus gained each node's stress and distortion, which provided foundation for further study on screw optimization and stimulation of extruding experiments.

为此，利用ANSYS软件，通过对复杂结构的不等径变螺距锥形螺杆进行三维应力分析，得到了各点的应力值和变形值，为进一步对螺杆的优化研究以及挤压膨化的模拟试验奠定了基础。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。