查询词典 design

The first mean of my graduation design integrate the traditional design and modern design commutatively, the second is CAD, and the third is the design of modularity, and so on.

本设计采用设计方法有：传统的设计方法与现代研究方法相结合；计算机辅助设计；模块化设计等。

In chapter Ⅰ, a historial review of structure control is given; In chapter Ⅱ, A discussion of the controllability and observablity of flexible structures is given, Two kinds of controllability and observablity index are defined, and applied to actuator allocation; chapter Ⅲ considers the reduction of high order flexible structure mode; the content of chapter Ⅳ is about the basic problem of distributed parameter control system design. It is proved that a stable controllor in mode space may be unstable in real use in distributed paramater systems, also, by closed loop mode concept, a pole assignment method of flexible structure controllor design is given; chapter Ⅴ is about the low-authority controllor design, it is pointed out by use of high order eigenvalue/eigenvector perturbation, a better controllor can be designed; chapter Ⅳ considers flexible structure reduced order control; chapter Ⅶ disscusses the basic problem of flexible structure computer control, analyses discreate controllablity and observablity and its computing, the sample period and coefficient wordlength; chapter Ⅷ is on the problem of low flexibility compensation; chapter Ⅸ is a design example.

在第一章简要回顾了挠性结构控制的历史，并且指出控制中的一些问题；第二章讨论了挠性结构的能控性与能观性，定义了两类能控性程度和能观性程度指标，还将能控性程度概念应用于执行器位置的确定；第三章论述了高阶模型的降价问题，比较了适于挠性结构模型降阶的方法，指出其适用范围；第四章内容是分布参数系统设计的基本问题，首先证明在模态空间中设计的稳定的控制器在实际分布系统上可能是不稳定的，进而根据闭环模态的概念，获得挠性结构控制器设计的极点配置方法；第五章的内容是关于低权控制器的设计问题，指出利用特征值高价摄动和特征向量的摄动，可以设计出更加完善的低权控制器；第六章讨论挠性结构降阶控制问题；第七章讨论挠性结构计算机控制的基本问题，分析了时间离散化模型的能控性和能观性及其计算问题，讨论了采样周期选择和系数字长问题；第八章讨论低挠性结构的补偿问题；第九章的设计例子用来说明第二章和第四章的结果。

Therefore, the design practice, simulation: design background Quanzhou to spend for the elements of Erythrina flower to bloom in its design for the exterior design, its color is red color, reminiscent of the total flowers Citong "The Book of Songs "Shuo people in the, Comehope of a better attitude," Amidst the southern Wenbo Chen,Citong new flowers."

所以，本设计方案练习，模拟：设计背景为泉州市，以市花刺桐花为元素，以它的盛开造型为外观设计，色调也是它的红色颜色，刺桐花开总让人想起《诗经》里的硕人巧笑倩兮，美目盼兮的美好姿态，&南国清和烟雨辰，刺桐夹道花开新&。

Urban design shares the common essential property with design in general in that it reflects the future uncertainty of the design product,the diversity of value property,the creativity in design and the eutopia tendency,etc.

城市设计具有同一般意义上的设计一样的本质属性，体现在设计成果的未来不确定性、价值属性的多元化、设计的创作性及乌托邦定势等方面。

Urban design shares the common essentialproperty with design in general in that it reflects the future uncertainty ofthe design product,the diversity of value property,the creativity in design andthe eutopia tendency,etc.

城市设计具有同一般意义上的设计一样的本质属性，体现在设计成果的未来不确定性、价值属性的多元化、设计的创作性及乌托邦定势等方面。

Urban design shares the common essential property with design in general in that it reflects the future uncertainty of the design product,the diversity of value property,the creativity in design and the eutopia tendency,etc.

乌托邦，定势，哲学，性质，设计摘要：城市设计具有同一般意义上的设计一样的本质属性，体现在设计成果的未来不确定性、价值属性的多元化、设计的创作性及乌托邦定势等方面。

Urban design shares the common essential property with design in general in that it reflects the future uncertainty of the design product,the diversity of value property,the creativity in design and the eutopia tendency,etc.

摘 要：城市设计具有同一般意义上地设计一样地本质属性，体现在设计成果地未来不确定性、价值属性地多元化、设计地创作性及乌托邦定势等方面

This thesis investigates the profile extraction and shape optimization on the result of topology optimization of planar compliant mechanisms. The main context includes the following work:(1) summarizing and analyzing the recent research status, some harvest and unsolved problems;(2) analyzing the conceptual design of planar path-generating compliant mechanisms and its mathematical model and tools;(3) Modifying the method of density contour as the method of profile extraction, and developing a method to optimize the density function in the profile extraction according to the requirement of the design of compliant mechanism;(4) developing a method to abstract the compliant mechanism into a form of links and joints by using the principle of connectivity on topology;(5) developing a method of shape optimization of planar path-generating compliant mechanisms, by representing the profile of the abstracted compliant mechanism as simple curves such as straight lines and arcs, establishing the models of the size optimization of the parameters of these curves, so that the compliant mechanism has a machinable shape;(6) At last, proving the feasibleness and effectiveness of the design method by making simulation design and validating it in FEA software.

主要工作包括：(1)分析了柔顺机构拓扑优化和形状优化的研究现状，分析了目前柔顺机构的研究重点、主要成果和尚未解决的问题；(2)分析了基于SIMP的柔顺机构概念设计方法及其相关工具和模型；(3)针对柔顺机构轮廓提取的特殊要求，提出了密度等值线法的改进方案，对密度函数插值点密度值进行优化，提出优化模型和选择优化算法；(4)根据轨迹输出平面全柔顺机构自身的形状特点，提出了轨迹输出平面全柔顺机构的抽象方法，即应用拓扑学上的连通性原理将柔顺机构抽象成杆件和结点形式，并对相应的数学原理进行了证明；(5)提出了平面全柔顺机构的形状还原和尺寸优化方法，对抽象的柔顺机构进行还原，将其轮廓还原成简单曲线的连接，从而建立尺寸优化模型，对机构进行尺寸优化设计，在得到可加工的机构轮廓的同时又能对关键部位进行特别处理；(6)进行了柔顺机构的数值仿真设计，并将所得设计结果导入商用有限元软件中进行仿真实验，证明了设计方法的可行性和有效性。

Secondly, according to the forenamed classification, the network design is also divided into two instances: the unattached network design and the integrated network design. For each instance, the paper analyzes the main content and the character in the network design and optimization.

其次，论文从制造企业实施逆向物流的作用、需要解决的问题和逆向物流网络设计的功能、类型和结构特征，以及需要考虑的因素等方面阐述了制造企业逆向物流及网络的发展状况。

The text is start at the need of practical manufacture, then formulize all the process of design and manufacture the Cleaning Machine of Nickel Anode Plate, including design scheme, program projection, draw detail drawing, elaborate and equip parts, assemble equipment, arrangement of wires and debug system. Comprehensive use many theoretics and knowledge, such as mechanical equipment design, CAD technology, Programmable Logical Controller, mechanical system simulation and other applied softwares. The final aim is design and assemble an armamentarium that can clean the anode mud on the Nickel Anode Plate.

本文以满足实际生产需要为出发点，阐述了镍阳极板清理机设计和制造的全过程，包括出方案、规划设计、绘制零件图、零件加工装配、设备安装、布线及调试，综合运用了机械装备设计、CAD技术、可编程控制器、系统仿真学以及一些应用软件的理论和知识，最终目标是设计并安装制造一套清理阳极泥的机电设备。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。