说明：  FIXMBR 全盘搜索硬盘的引导记录、分区表等信息，需要直接对硬盘进行读操作，不破坏硬盘数据，需要DOS系统支持，Windows2000以上系统不支持。
(FIXMBR comprehensive search the hard drive boot record, partition table information, directly to the hard disk needs for read operations, and does not destroy hard disk data, the need to support DOS system, Windows 2000 does not support the above system.)