The paper introduces CAD system of steel tube cold drawing process which is a software with optimum function developed by Iron & steel General Institute on basis of computer imitation technology.
介绍了北京钢铁研究总院采用计算机仿真技术与计算机辅助设计技术，开发出具有优化功能的钢管冷拔过程CAD系统通用软件。
With the rapid development of computer technology, computer Aided Graphics (CAG) is now replacing traditional design, so, it is urgent to choose a suitable drawing software.
随着计算机技术的飞速发展，计算机辅助绘图CAG已逐步取代传统设计，这就需要选择合适的绘图软件。
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。
This paper analyses these teaching models, at the same time, drawing a conclusion that the computer-based modern educative technology is the technical support of open-ended teaching.
本文在分析这些教学模式的同时指出，以计算机为基础的现代教学技术是开放式教学的技术支持。
Mechanical Design Drawing Management is to help mechanical drawing designing departments and mechanical drawing management sectors administer drawings effectively from computer management technology.
机械设计图档管理（Mechanical DesignDrawing Management）指通过计算机软件管理技术，协助机械图纸设计部门、机械图档管理部门有效地进行图档管理。
Mechanical Design Drawing Management is to help mechanical drawing designing departments and mechanical drawing management sectors administer drawings effectively from computer management technology.
机械设计图档管理（Mechanical DesignDrawing Management）指通过计算机软件管理技术，协助机械图纸设计部门、机械图档管理部门有效地进行图档管理。
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