描述：卸载ros从头开始安装相关物品sudo apt-get install ros-melodic-desktop-full发现缺乏依赖。
sudo apt install python-rosdep python-rosinstall python-rosinstall-generator python-wstool build-essential sudo apt install zlib1g=1:1.2.11.dfsg-0ubuntu2.1 sudo apt install zlib1g-dev sudo apt install libvtk6-jni sudo apt install libvtk6-java sudo apt install libvtk6-dev sudo apt install libpcl-dev sudo apt install ros-melodic-pcl-conversions sudo apt install ros-melodic-perception-pcl sudo apt install ros-melodic-perception sudo apt-get install ros-melodic-desktop-full