说明：  利用Visual C++ 实现QQ消息群发 在Windows系统环境中，利用操作系统的消息驱动机制模拟QQ消息发送过程，实现QQ消息群发
(The use of Visual C++ Realize QQ mass message system in the Windows environment, use of operating system mechanisms for message-driven simulation QQ messaging process, realize information mass QQ)