系统恢复光盘在Windows不能正常启动的时候很有帮助，Windows 7安装光盘也可以作为恢复光盘使用。

A system recovery disc helps you in situations where Windows cannot start successfully. Your Windows 7 installation disc also serves as a recovery disc.

youdao

系统恢复光盘在Windows不能正常启动的时候很有帮助，Windows 7安装光盘也可以作为恢复光盘使用。

A system recovery disc helps you in situations where Windows cannot start successfully. Your Windows 7 installation disc also serves as a recovery disc.

youdao