查询词典 CAD

And the technology of CAD characteristic discerns and get the data is keys among them .

它们都要求能自动识别CA D设计图纸并生成工件的三维图形，而这其中CAD特征识别与数据提取技术即坐标测量机能直接从CAD图纸中获得零件的几何特征是其中的关键。

So it is a sixty-four-dollar question to establish a suitedly practice design and product practicability CAD of blanking die.

因此，建立一个能适合实际设计、生产实用的冲裁模CAD系统是冲裁模CAD系统设计中的关键问题。

At present, my country has greatly achieved progress in CAD of blanking die, but because of these system"s limitation, they can"t satisfy the request for die producers and cant be used widely , either.

目前，我国在冲裁模CAD的研究中取得了很大进展，相继推出了一些冲裁模CAD系统，但由于这些系统的局限性，尚不能满足模具生产厂家的要求，无法得到广泛应用。

Which is set up in the beginning of 1980,and developed with BasicA programming language based at the platform of DOS, the CAD/CAM System of Cold Press Dies is the outstanding CAD/CAM software that is proper to those small and medium-sized enterprises. But with the rapidly developing in the hardware and software of computer industry, it is forced to be faced to the being reformed or sifted out.

建立于80年代初期、在DOS平台上应用BasicA语言开发的冲裁模CAD/CAM系统是一个适用于中小企业使用的相当优秀的模具设计制造应用软件，但是随着计算机行业软件和硬件的迅速发展，使其面临着被改造或是退出历史舞台的命运。

CAD is mainly used to promote the speed and quality of drawing, but improvement of production's capacity and quality, reduction of production' cost and cut-down of design period depend indeed on the help of CAE.

CAD、CAE在现代产品开发设计中起着非常重要的作用，CAD主要是用来加快设计速度、改进产品造型和提高绘图质量，而真正能够改善性能、缩短产品开发周期则需要依靠CAE技术。

ABSTRACT In order to improve the degree of intelligence in press die design CAD system, this dissertation offers the systematic and deep-go...

本论文以提高冲模CAD系统的智能化为目的，对冲模CAD系统的体系结构和智能设计方法进行了系统、深入的研究。

This paper integrates theory with practice, follows the principles and methods of software engineering, setup the constitutes frame of NC machine servo feed CAD system, and finishes the research and development of four modules of servo feed CAD system, such as Graphical User Interface Module, Design and Compute Module, Database Management System and Graphics System, by using Object Orient Programming technology, Borland C++ Builder 5.0 Database Engine, parametric feature model technology and 3D solid modeling technology.

本文理论联系实际，遵循软件工程的原则和方法，创建了数控机床伺服进给CAD系统的总体框架。它采用了面向对象编程技术、Borland C++Builder 5.0数据库引擎、参数化建模技术和三维实体造型技术，完成了伺服进给系统的四大部分功能：即图形用户界面模块、设计计算模块、数据库管理系统模块以及图形系统模块。

The CAD/CAM data integration of the real part and the adjusting of the CNC program are complished.

本文的研究实例在CAD、CAE、CAM三个环节均进行了有效集成，这种分析研究手段将有力地推动注塑模CAE的工程应用和CAD/CAE/CAM技术的广泛应用。

Objective To evaluate the accuracy of Cercon CAD/CAM system and the influence of different spacer thickness and spacer coverage area on the internal and marginal fit of the copings.

目的 通过研究隙料厚度和覆盖面积对Cercon CAD/CAM底层冠边缘和内部适合性的影响，评价Cercon CAD/CAM系统的加工精度。

The purpose of this study is to observe the association of plasma neutrophil elastase concentration with CAD.

观察血浆中性粒细胞弹性蛋白酶与CAD的关系，探讨NE是否为CAD的一种炎症标志物。

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