内存清理程序，具有选择性，参数

字符屏幕和图形功能函数包括画一弧线,画一个二维条形图,画一个三维条形图,画圆,清除图形屏幕,清除图形视区,关闭图形系统,画多边形,为矢量字体改变字符宽度和高度-screen characters and graphics functions including painting an arc, painting a 2D bar charts, drawing a three-dimensional bar charts, Circle, removing graphics screen to remove graphic view, the closure of graphics systems, painting polygons, to change the character vector font width and height, etc.

关于画刷的练习程序-brush painting on the practice procedures.

文本分类中的降维技术的PCA核心算法，比较复杂，请仔细看

本代码是基于window下的VB.net系统程序开发，可作为典型案例进行学习或者进行进一步开发使用，是一个很好的资源                                                                                                                  

cjj的可视化编程工具，可以写cjj的代码，有兴趣的-cjj visual programming tool, you can write cjj code, interested to see if

description about liquid crystal display module

一个使用的完成CRC检验及数据读写的C++文件，能直接实现CRC-the completion of a use of CRC testing and data read and write C documents will be able to directly achieve CRC

自己编写的一个通用无人机仿真和控制程序，希望能帮助其他有需要的朋友。-I have written a general-purpose UAV simulation and control procedures, hoping to help others in need of a friend.

读取.Frx中的图片.rar-read. Frx the picture. Rar

奥尔斯公司实验平台的实验指导书，很不容易弄到的-Aars s Experimental Platform Experimental instructions