[安装图形化](ubuntu/%E5%AE%89%E8%A3%85%E5%9B%BE%E5%BD%A2%E5%8C%96.md) [美化界面](ubuntu/%E7%BE%8E%E5%8C%96%E7%95%8C%E9%9D%A2.md) [apt](ubuntu/apt.md) [dpkg](ubuntu/dpkg.md)