plot_s_M

这些是CAD教程中的相关源文件和素材，包括dwg文件和效果图。(source code for AutoCAD designning )

DXF文件格式说明，包中包含了dxf文件的所有组码的解释(DXF file format description)

vb运行的三维演示程序例程，显示三维图的(Three dimensional demonstration)

读取DWG预览图源码，程序根据CAD图形文件DWG图的结构，对图形字节集进行分析读取。(Read DWG preview source program according to the structure diagram CAD DWG drawing file , byte graphic sets for analysis read.)

基于pscad的一个简单的500kv线路故障仿真模型(A simple model of 500kv line fault simulation based pscad)

PSCAD暂态电压恢复模型，含PDF资料(Transient Recovery Voltage (TRV))

QT绘图程序，可以实现放大缩小功能。可以绘制基本图元：直线、矩形、图元等。并可以修改其属性。(QT drawing program, can achieve zoom function. Can draw the basic primitives: straight lines, rectangles, and other graphic element. And can modify its properties.)

工业自动化监控组态系统中图形组态功能的实现，用Visual C++6.0编写，希望对你有所帮助(industrial automation control system configuration graphics configuration are realized, Using Visual C 6.0, and I hope to help you)

qt, lab graphics c/c++

说明：  一个Visual Graph开发程序，具有类似MS viso的功能！带有C++,Delphi,VB,C#等的代码示例！(a Visual Graph development programs that have similar functions VISO MS! With C, Delphi, VB, C# code examples!)