This paper deals with the role and the prerequisite of establishing the computer-aided drawing system by means of unfolding sheet metal in modern production.
本文阐述了建立曲面展开计算机辅助绘图系统在现代生产中的作用与必要性。
Computer aided drawing is an important part in bearing CAD system, parametric drawing of roller bearing changes the traditional manual drawing method and realizes automation of roller bearing drawing.
计算机辅助绘图是滚动轴承CAD系统的重要组成部分，滚动轴承零部件的参数化绘图改变了传统的手工绘图方式并实现了自动绘图。
The paper introduces the system design of courseware, and the choice on platforms and development tolls of courseware for computer aided drawing course.
介绍《计算机绘图》课程教学与助学课件系统设计以及开发平台和工具的选择。
According to the needs of Computer-Aided Instruction and the characteristics of mechanical teaching in universities, a mutual drawing system of mechanical graphics (MCAD) is developed.
根据目前高校对计算机辅助教学的需要和理工类院校力学教学的特点，开发了交互式力学图形生成系统(MCAD)。
Adoption standard spare parts sketch element system aided drawing is one of the basic methods of increasing the drawing speed of computer.
采用标准零件图形元素库辅助绘图是提高计算机绘图速度的基本方法之一。
The structure of computer aided designing system of drawing technology and die(DDCAD) are introduced in this paper. The component and designing procedure are also described in this paper.
介绍了我们开发的拉深工艺及模具计算机辅助设计系统（DD CAD）的系统结构、组成及设计流程。
The structure of computer aided designing system of drawing technology and die(DDCAD) are introduced in this paper. The component and designing procedure are also described in this paper.
介绍了我们开发的拉深工艺及模具计算机辅助设计系统（DD CAD）的系统结构、组成及设计流程。
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