perturbation

用C++编写的成绩管理系统，实现成绩的输入查找，修改和求方差等功能(Prepared with C++ performance management system, to achieve results Enter search, modify and seek variance functions)

谭浩强C程序设计第四版第9章习题答案,自己做出来的( C Programming Fourth Edition Chapter 9 Exercise answers, do it yourself)

捷联惯导导航仿真程序，包括位置，速度，加速度的的仿真(SINS navigation simulation program, including position, velocity and acceleration of the simulation)

qt实现的遗传算法 解决最大最小值得问题 (qt genetic algorithm to achieve the maximum and minimum worth solving problems)

VB仿PhotoShop功能进行图像旋转,有需要的就下载吧。~(VB imitation PhotoShop image rotation function and has the need to download it. ~)

mapinfo二次开发，用basic开发一个城市规划中的土地和建筑分析(MapInfo second development with the development of a basic urban planning and construction of land analysis)

算机取证界的权威软件X-Ways forensics的中文使用帮助，在网上很难找到的，chm格式-Computer forensics software, an authority on X-Ways forensics Chinese use the help of the Internet is very difficult to find, chm format( forensics software, an authority on X-Ways forensics Chinese use the help of the Internet is very difficult to find, chm format)

CFD的几个格式小程序，beam-warming、CIP、LAX、Lax-Wendroff、Maccormack格式(CFD u7E09 u5E0 )

说明：  零件直线度和圆度误差检测算法和例子，对于在线测量数据返回处理很有帮助。(Parts straightness and roundness error detection algorithm and examples, for on-line measurement data return processing helpful.)

多机电力系统仿真及其潮流计算，非归零型差分相位调制信号建模与仿真分析 ，光纤陀螺输出误差的allan方差分析。( Multi-machine power system simulation and flow calculation, NRZ type differential phase modulation signal modeling and simulation analysis, allan FOG output error variance analysis.)