获取数据库驱动程序名称，C++Builder精选源码，很好的参考资料。-Gets the name of the database driver, C++Builder selected source code, a good reference.

大型交换机的网管软件，通过串口联机大型交换机，接收交换机输出的信号， 并自动保存到数据库中， 方便查询和统计-network management system, it gets data switcher via comm port, and automatically deal with the data, so we can query these data easily.

获取逻辑磁盘信息，包括驱动器大小，剩余空间，类型等-Gets the logical disk information, including the size of drive, the remaining space, etc.