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用四阶龙格-库塔法求系统在U单位阶跃输入下该系统的响应曲线(Using the four order Runge Kutta method to find the response curve )

绘制多图形图表的强大功能库软件示例。请下载！(PGL is a library that encapsulates plot capabilities in a MFC project for VC6 and VC7. It is designed to be able to easily plot data generated in a project without the need of any external software.)

基于Bresenham算法的四步画直线算法,加快画直线速度(draw line based Bresenham update alogrith)

绘图板软件，实现了文件打开，矢量保存，各种线和图形的绘画，颜色的更换。(it is a paint pad,you can use it to change your color,your paint,and can save yours.)

一个TC画图软件,使用TC编译，具有程序框架及结构，适合改编而具有个性(a TC Drawing TOOL)

利用逐点法绘制出图形，图形的绘制其实都是由折线组成的，只是每条折线的误差太小了，肉眼根本分辨不出来(use of the point-by-point drawing graphics, the graphics are actually drawn from the composition of the dogleg, only broken each of error is too small, the human eye can not be seen)

关于三轴雕刻机用C语言实现，此为C方式下实现绘画CAD图。(About three-axis engraving machine with C language, this is C mode drawing CAD drawings.)

MFC做的画图软件 只能画直线 还有待改进 适合初学者 看看(MFC do draw a straight line drawing software can be improved for beginners look)

用四阶龙格-库塔法求系统在U单位阶跃输入下该系统的响应曲线(Using the four order Runge Kutta method to find the response curve )

cad文本输入，适合宗地号输入。地籍测绘作业宗地号预编使用。(cad text input, suitable parcel number input.Cadastral mapping operations parcel number pre-programmed to use.)