实现U盘或移动硬盘插入和退出时得到事件响应，用户可以自己处理,Realization of U disk or mobile hard disk to be inserted into and exit in response to the incident, the user can handle

用来监控USB口防止AUTORUN病毒并且能保护GHO文件，监控USB口用的的WINDOWS的设备通知事件。-Used to monitor the USB port to prevent and to protect AUTORUN virus GHO files, used to monitor the USB port of the device notified the incident WINDOWS.