查询词典 CAD

Materials and Methods:MR cine was analyzed in 31 patients with CAD and 11 health controls.

材料与方法：分析31例冠心病和11例正常对照组的MR电影，判断MR电影对冠心病的检测率。

The quick production of the circular arc is an important subject in CAD/CAM and CAGD.

圆弧的快速生成问题是 CA D/CAM、CA GD等领域中一个重要的课题，不仅具有理论研究价值，而且有着广泛的应用。

The initial model of the clasper binding machine was established based on conception design,and its optimization was made.The dynamics character of the clasper binding machine was analyzed base on the ADAMS,the virtual design was performed based on the SOLIDWORKS,and the stress and deformation under load was analyzed based on ANSYS.The result of the simulated analysis of virtual prototyping was verified by the experiment.

它是计算仿真技术与产品设计有机的结合，通过CAD/CAM/CAE等技术把产品的信息集成到一个可视的环境中，以实现在产品制造前就可以对整个产品进行完整的分析与方案的优化，观察并试验各组成部件的相互运动过程、受力分析、装配关系、性能特性等，使用系统仿真软件在各种虚拟环境中真实地模拟系统的运动，以便修改设计缺陷，不断改进设计方案，直至获得最优设计方案，再制造物理样机。

By comparing traditional body design process with the modern one, the article analyzes the importance of clay model in automotive body design, as well as the current situation and trend of clay model with the application of CAD technology.

通过对传统车身设计流程和现代车身设计流程的比较，分析了油泥模型在车身设计中的重要性，及随着计算机辅助设计手段在车身设计中的应用，油泥模型的现状和发展趋势。

According to the restrictive conditions, the closed domain of modification coefficients are gotten. Modification coefficients can be remodified and adjusted with the use of CAD method, and the proper modification coefficients can be obtained finally.

根据约束条件规划出变位系数的封闭区域，借助计算机辅助手段来求取符合条件的变位系数，并可进行重复修改、调整，最终得到满足要求的变位系数。

This method firstly determines whether a closed loop exists in the graph, and utilizes DOF reduction analysis and disturbing method to identify if the closed-loop constraints can be broken from a certain edge.

该方法能够较好的简化CAD软件中用户添加的装配约束，避免了因闭环约束造成的求解复杂度增加的情况，同时可以更好的表达实际装配的过程。

In order to carry out the CAD for double-layer fabric conveniently,the paper proposes mathematical models for designing double cloth in which the face layer and back layer are separated and for binding double cloth with integral matrixes ,which are the basis of fabrics weaves and are structured with the principle of matrix theory.

为便于进行双层组织辅助设计，以织物组织结构为依据，以矩阵理论为基础，提出用整数矩阵设计表里分离的双层织物组织及接结双层织物组织的数学模型，把一个三维结构的双层织物组织简化成一个等效的二维矩阵，为利用计算机进行双层组织的辅助设计奠定了基础。

Inorder to reduce periodicity of cold-roll forming processs and improve the quality of products and me- chanical property the explicit dynamic finite element method with the software of ANSYS/LS-DYNA to simulate the cold-roll forming processs of channel stell,is studied including deforme,stresses and stains in the forming process.

采用ANSYS里的LS -DYNA模块对槽钢辊式加工工艺进行显示动力学有限元法模拟，分析成型中轧件的变型特点及应力应变分布，为冷弯成型CAD\CAE技术提供有力的实验数据和理论支持，最终应用于实际生产。

But the design of complex curve and curve surface is the core in the CAD of vehicle body.

汽车车身是复杂的空间自由曲面，在汽车设计开发过程中，车身设计是直接影响设计成功与否的重要因素，而在车身的计算机辅助设计当中，复杂曲线和曲面的设计又是一个核心的问题。

Complex based non manifold modeling generates topology framework of an object.

以代数拓扑中的复形为基础的非流形造型的作用是生成物体的拓扑框架，既可以表示CAD的物体，更适合表示具有复杂拓扑结构的自然物体。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失