This paper studies the graphic element& its data model construct, storage structure and input or output methods for mining CAD system, and provide a graphic element data model and its storage structure for mining CAD by C++ program. 对采矿CAD系统中基本图元集及其数据模型的构造方法、存取结构和访问方式进行了研究,给出了一个用C++语言描述的采矿CAD系统基本图元数据模型及其数据存取结构。
The Graphic Input for a Laser-Induced Thermal Etching System 激光蚀刻、书写中的图形输入方法研究
This paper presents a graphic input system, which is used for inputing the interconnection of digital system logic diagram. 本文介绍了一个用于输入数字系统逻辑图连接关系的图形输入系统。
Graphic Input System for Mechanical Parts Based on Graphic Element Join 基于图素拼合法的机械零件图形输入系统
Graphic Input of NC Automatic Programming System Based on DXF File 基于DXF文件NC自动编程系统图形的输入
New Attempts in the Development of Graphic Input System Based on Geometric Constraint 基于几何约束的图形输入系统开发的新探索
The way of graphic intersecting points to input the geometric shape of component is adopted by this system to replace the inputting way of traditional used programing language. A visual, easy and reliable method is provided for NC programing of the complex component. 系统采用图形交互的方式输入零件的几何形状,取代了传统的使用编程语言的输入方式,为复杂零件的数控编程提供了一种直观、简便、可靠的方法。
A Graphic Input System of Digital System Logic Diagram 数字系统逻辑图图形输入系统
Study on Graphic Input Mode for Data Design of Diversion System at Hydropower Station 引水发电系统参数设计的图形化输入方法研究