ubuntu中如何查看系统已经安装了哪些包

001、

root@ubuntu01:/home# dpkg -l 

002、过滤特定的包

root@ubuntu01:/home# dpkg -l | grep "vim"
ii  vim                                        2:8.2.3995-1ubuntu2                     amd64        Vi IMproved - enhanced vi editor
ii  vim-common                                 2:8.2.3995-1ubuntu2                     all          Vi IMproved - Common files
ii  vim-runtime                                2:8.2.3995-1ubuntu2                     all          Vi IMproved - Runtime files
ii  vim-tiny                                   2:8.2.3995-1ubuntu2                     amd64        Vi IMproved - enhanced vi editor - compact version