https://blog.csdn.net/mier9042/article/details/81195766
https://blog.csdn.net/weixin_36586564/article/details/80760801
ubuntu版本升级
https://www.cnblogs.com/boser1u/p/9340427.html
先安装lsb
命令是yum install lsb
https://blog.csdn.net/mier9042/article/details/81195766
https://blog.csdn.net/weixin_36586564/article/details/80760801
ubuntu版本升级
https://www.cnblogs.com/boser1u/p/9340427.html
先安装lsb
命令是yum install lsb