摘要： 一、打开CD-ROMmciSendString("Set cdAudio door open wait",NULL,0,NULL);二、关闭CD_ROMmciSendString("Set cdAudio door closed wait",NULL,0,NULL);三、关闭计算机OSVERSIONINFO OsVersionInfo; //包含操作系统版本信息的数据结构OsVersionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);GetVersionEx(&OsVersionInfo); //获取操作系统版本信息if(OsVersionI 阅读全文