C++梯度法

此文件显示了风力涡轮机建模的代码。它是风力涡轮机转子速度和风力涡轮机处风速的函数。当然，我们可以改变一些参数，比如风力涡轮机的叶片长度，安装风力涡轮机的空气密度。

更改文件的访问权限，支持windows2000 以上操作系统-Change the file access, support for more than windows2000 operating system

通过该程序，可以实现更新文件的拷贝，然后可以调用更新后的文件-Through the program, you can achieve the update file copy, then you can call the updated files

对文件加密的代码,对初学文件保密的有一定的帮助 此乃MFC编程- To the document encryption code, to begins studies the file security to have certain help this is MFC programs

通过该程序可以删除指定目录下的所有文件夹和文件-Through the program can delete the specified directory of all the folders and files

Word操作，自动将内容写入.doc模版文件中，可以用来实现办公自动化，和无纸打印-Word operation, write the content automatically. Doc document templates can be used to realize office automation, and non-paper printing

File类应用实例，文件的打开、新建、移动、复制、删除-File type application examples, documents opened, new, move, copy, delete

用vb.net编写。不用.NET提供的Excel类，直接用二进制的方法读写EXCEL文件。-prepared using vb.net. No need.NET Excel categories, the direct use of the binary method to read and write Excel document.

c操作DBF-c operation DBF

VC产生的临时文件有时真的很烦人!当你编译一个程序，突然系统弹出一个对话框：“D盘已经没有足够的空间~~~~~~~~~请问需要进行磁盘清理吗”，而它只能清掉了Nkb的东东，你有什么理由不自己写一个专门清理VC垃圾的小工具呢？隔一段时间运行一次，彻底清除指定类型的垃圾文件：干干净净，中国人，奇强! -the temporary files sometimes really annoying! When you compile a procedure, suddenly pop up a dialog system : "D is not enough disk space will need ~~~~~~~~~ disk clean up?" and it can only Qingdiao Nkb of the Eastern, What is your reason for not himself wrote a specialized cleaning up garbage VC small tool? Periodically run a completely remove specified types of waste paper : clean, the Chinese, refused!