multisim中单相桥式PWM逆变电路的仿真

壁纸功能,通过Intent的ACTION，获取壁纸对象(Wallpaper Intent Action get the wallpaper object)

C#字节单位转换，KB/MB转换，也就是字节单位的转换程序，字符的转换，不是文件字节的转化，度量换算单位的转换，有兴趣的可参考下，测试截图如图所示。

动态求解八Queen问题的源代码,计算速度比较快-8 Queen of the source code, faster computing speed

说明：  机器人在线规划，主要采用人工势场法，移动机器人(on-line path planning of mobile robot)

VB编写的图形界面的猜拳小游戏，供初学者参考。(Program for "finger guess game", by Visual Basic.)

说明：  这是一个简单的2d图形动画，是用VC编的，适合初学者参考。(This is a simple 2d graphics animation, VC series is the reference for beginners.)

说明：  根据回避原则，要求评委不能阅自己学校的试卷，请给出试卷合理的均衡分配方案的数学模型，使各评委阅卷工作量均衡(In accordance with the principle to avoid asking the judges can not read the papers in their own school, please give a balanced and rational distribution of papers in the mathematical model of the program to balance the workload of the judges scoring)

解非线性方程组，三元方程组，牛顿迭代法，牛顿下山法(Solution of nonlinear equations)

说明：  给出示例，利用matlab求解非线性常微分方程的边值问题。(An example is given to solve the boundary value problem of nonlinear ordinary differential equation with MATLAB.)

说明：  The character has since appeared in every subsequent volume of the series.