Fourier series

说明：  双向DAC仿真，可以稍作修改进行调整，即可使用。(Two-way DAC simulation, can be slightly modified to adjust, you can use.)

sub unit for civ4 not a code or program

说明：  dahua hikvision test door access control

说明：  本算法属于差分进化算法和粒子群算法的混合算法，有兴趣的同学可以学习一下(This algorithm belongs to the hybrid algorithm of differential evolution algorithm and particle swarm optimization algorithm. Interested students can learn about it.)

双边带调制，这里是光生毫米波现象，用pd探测，一路光经过调制(DSB modulation, this is optical generation with detection of pd. one of two lasers is modulated.)

说明：  实现日SPEI标准化降水蒸散指数的数据,此程序中蒸发使用彭曼公式计算(the program can be used to calculate the daily SPEI value)

并行计算课程PPT和实验指导，有pthread和OpenMP讲解，还有一些基础介绍(Parallel computing course PPT and experimental guidance, there are pthread and OpenMP to explain, and there are some basic introduction)

说明：  asp and c# library using, shopping card project

在线查看同窗好友，发布信息，查看消息，可以留言，发布活动信息，管理员登陆(Check your friends online, publish information and view messages.)

VC++将DialogBar添加到对话框中，运用最简单的方法来实现，对新手绝对是有用的基础技巧。