...；CAD制图 [gap=1527]ds :35KV substation ; the calculation of load; the choice of electric equipment; the graphics of CAD ...
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According to the characteristics of dish-spring combined design, using computer aided design, database and computer graphics technology, this paper gives a CAD system of dish-spring combined design.
根据碟形弹簧组合设计的特点，应用计算机辅助设计、数据库及计算机绘图技术，形成了一个叠形弹簧组合设计的计算机辅助设计系统。
The DXF file format is one of the widely used graphics exchange formats in the graphics application development, and the lots of CAD software have supported it.
DXF文件格式是图形开发中最常用的图形交换格式之一，众多CAD软件都支持它。
This paper presents the realization of a system for intelligent transformation of scanned mechanical engineers drawing data to CAD graphics data.
介绍一种扫描机械图纸点阵图像到CAD图形智能变换系统的设计与实现。
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