GRUB4DOS是一个优秀的双(多)系统引导软件，使用GRUB4DOS可以很方便的引导各种操作系统，比如DOS、Windows、 Linux等。-GRUB4DOS is an excellent double (multiple) system boot software, GRUB4DOS can easily use the guidance of a variety of operating systems, such as DOS, Windows, Linux and so on.