查询词典 cad

Concurrent Engineering absorbs computer technique , database technique , network technique under the support of CAD, CAM, CAPP and CAE, considers conception form , scheme analyses , detail design, production, after service , production rejects all factors, resolves effetely lots of defects such as difficulty of data exchange , design changing frequently , cost high, long cycle for design and so on.

摘要并行工程是在CAD，CAM，CAPP和CAE等技术支持下，吸收了当前迅速发展的计算机技术、数据库技术、网络技术，在设计时综合考虑产品开发中的概念形成、方案分析、详细设计、生产制造、售后服务、产品报废等所有因素，有效解决了系统之间数据交换难，设计更改频繁，成本高，设计周期长等缺点。 DFM是并行工程的关键技术之一，在设计一开始就把制造系统的因素添加到设计过程中去，并从制造可行性的角度对设计进行分析评价，使设计满足制造要求，降低加工时间和生产成本。

It is based on the conformal mapping approach and improved transmission line model, which is suitable for direct application in CAD programs.

它是基于保角变换法和改进的传输线理论模型，特别适合于多介质层矩形贴片微带天线的计算机辅助设计及微带阵列天线的分析。

Conic is indispensable in geometric modeling and CAD/CAM system.

二次曲线是几何造型系统、CAD／CAM集成系统不可缺少的内容。

Most of the existent fabric CAD systems have designed and simulated fabric in 2D environment, and use color blocks to represent the contexture points. These systems can not show the 3D effect of fabric"s appearance, the simulation results can not replace the real fabric"s appearance.

现有织物CAD系统大多数停留在二维的织物设计与仿真，多用色块来代替组织点，无法体现织物外观的三维效果，模拟的效果图不能体现真实织物外观。

Combined with CAD software development of grids,the design method of bolt-sphere joint is put forward based on geometry restriction and intensity restriction. The geomitry dimension of each component is determined firstly based on bolt diameter and contexture, then, maximal pull and stress of diversitied bolt are given after intensity restriction of all components is taken into acount.

在网架结构中，节点起着连接汇交杆件、传递屋面荷载和吊车荷载的作用，而网架结构属空间杆系，汇交于一个节点上的杆件至少有 6根，多的可达 1 3根，各杆件间的夹角大小不同，且节点各构件间的几何关系或强度关系相互制约，使得节点设计十分繁杂。

Rinted-circuit board air-core coils designed by using CAD tools and fabricated by adopting advanced PCB manufacturing technology are good in measurement accuracy and consistence of products parameters. But the characteristics of limited turns-density and large magnetic induction intensity grads on coil cross-section make great influence on the continuous uniform distribution of coil turns along the coil circumference and cause its discrete distribution.

CB空心线圈采用CAD方法设计和先进的PCB加工工艺制造，具有很好的测量精度和参数一致性，但是，线匝密度较小，而且截面上磁感应强度梯度较大，从而影响了线匝沿圆周均匀分布的连续性，使其具有了离散分布特征。

To develop a 3D contour simulation system to deal with CAD contour map on the platform of this data interface.

4以该数据接口为平台，开发了一个处理CAD等高线地形图的三维地形模拟系统。

With the help of VB program and the function of visual user interface,the various modules of functions are assembled to improve the conveniency of Shrapnel CAD System.

引 言随着采用复合增程技术的超远程榴弹、多功能榴弹的出现，对现代榴弹的设计要求提高了。

Target vector formats are supported by most CAD applications that use vector graphics, such as AutoCAD and Corel Draw.

目标向量格式所支持的最民航处申请使用向量图形，如AutoCAD和Corel的借鉴。

A framework for working corporately with related CAD system,finite ele...

利用文中方法可以有效地缩短复杂汽车外形曲面的造型、计算和分析时间，为汽车外形设计的逆向工程应用提供方法和工具。

Methods Clinical data of 3 cases of bile duct injury during laparoscopic cholecystectomy were analyzed retrospectively.

回顾总结3例LC术中胆管损伤的临床资料，分析3例胆管损伤的原因及对策。

These techniques are applied to the gobang.

本文将这些技术用于五子棋中。