???????ID?83????У???????????Linux???????????????ubuntu???????????????/dev/sda5??.

??????????????U??????????????裬??????????????У?

/dev/sdb4   *          63     3907583     1953760+   6  FAT16

????4??????mkdir /media/temp ???????????temp??????????/sda5??

????5??????mount /dev/sda5 /media/temp ??????/sda5??

????6?????????????????grub-install --root-directory=/media/temp /dev/sda?????°??grub2???????????????MBR?У????“Installation finished.No Error Reported.”????????????

????7????????????????????grub2?????????????????????????Windows 7??????????ubuntu????????????????????sudo update-grub2

long@long-Ubuntu:~$ sudo update-grub2
[sudo] password for long:
Generating grub.cfg ...
Found linux image: /boot/vmlinuz-3.7.1
Found initrd image: /boot/initrd.img-3.7.1
Found linux image: /boot/vmlinuz-3.7.1.old
Found initrd image: /boot/initrd.img-3.7.1
Found linux image: /boot/vmlinuz-3.5.0-22-generic
Found initrd image: /boot/initrd.img-3.5.0-22-generic
Found linux image: /boot/vmlinuz-3.5.0-21-generic
Found initrd image: /boot/initrd.img-3.5.0-21-generic
Found linux image: /boot/vmlinuz-3.5.0-17-generic
Found initrd image: /boot/initrd.img-3.5.0-17-generic
Found memtest86+ image: /boot/memtest86+.bin
Found Windows 7 (loader) on /dev/sda1
done
long@long-Ubuntu:~$

????????????????Ч……??????????