查询词典 CAD

Also the paper discusses some applicational problems in CAD/CAM of dies, such as 3 D finite element mesh generating and mass properties calculation, which are based on this method.

本文将此方法应用于模具CAD／CAM系统中，如有限元建模中的形体三维有限元网格生成及相应的应力分析、质量特性计算等问题。

The measures which can be used to increase the reliability of FEA of complex components in I. C. E. are investigated systematically. An efficient method for generating finite element models from CAD solids of complex parts is also studied.

系统性地探讨了进行内燃机复杂零部件有限元分析时，为确保计算的可信度可能采取的措施，并就如何利用复杂零部件的CAD实体模型，快速建立其有限元分析模型的方法进行了研究。

The cruxes in developing a CAD system of crankshaft forgings are geometric modeling of complex shapes and the design of finishing die cavity and these are solved in this dissertation.

为了满足实际生产中的迫切需求，选择了开发曲轴模锻CAD系统这一对国民经济建设有着十分积极意义的研究课题。

The production of globoid indexing cam and gas engine burningchamber are employed as refrences to analyze the method to mathematical modeling of complexed functional feature, furthermore, the research work of the character of surface feature production is deeply done .Advancing and optimizing the producting process, as well as the whole simulated machining by making UG NX2. 0 as the supporting system. Building the Fixture Library CAD/CAM Document system and producting template of DMU70V. Exploring the structure and flow chart of the Document System;Developing the MDF File by means of GPM module. All the above provide profound preparation to establish a further integrated manufacturing environment around 5-Axis NC production center.

在本文中，综合论述了特征建模的方法，以弧面分度凸轮和内燃机燃烧室作为实例，重点研究了复杂功能曲面的建模及曲面分析方法；并从五坐标加工角度出发，详细研究了曲面零件的加工特性，提出并优化了具体的工艺过程；利用UnigraohicsNX2.0作为开发工具，对建模和加工过程进行了全程仿真；围绕DMU70V建立了专属夹具库、文件体系及工艺模板；综合规划了五坐标数控加工的CAD/CAM文件体系的结构和运作流程；开发了GPM五坐标后处理DMF文件，为建立以五坐标数控加工中心为主的加工体系打下了良好的基础。

This thesis discusses CAD for globular indexing cam mechanism on base of reverse engineering.

本文是围绕弧面分度凸轮机构CAD中的逆向设计进行的。

Use all kinds of CAD software or image software to read all the information on the graph paper.

能够使用各种CAD软件或图像软件查看图纸上所有信息

The trend in CAD/CAM is toward 3-D representation of graphic images.

这种趋势在CAD / CAM是向三维表示的图形图片。

The ATI FirePro V5700 graphics accelerator delivers the perfect balance of price and application performance for CAD and DCC professionals.

ATI的FireProv5700图形加速器提供了完美的平衡价格和应用性能的CAD和催化裂解的专业人士。

The system transfers the scan digitized image of engineering drawings to the DXF graphics file format in CAD system.

该系统把工程图纸的扫描数字化图象进行矢量化，转换成CAD系统可以接受的文件格式。

You can use your scanner to input graphics, and they will be recognized and represented in a vector format, so they can be imported to your CAD or drawing program.

被浏览素描学在向你的 CAD或者绘图程序有待输入的矢量格式中被认识和代表。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。