PPA はコチラ : FreeCAD Stable Releases
$ sudo add-apt-repository ppa:freecad-maintainers/freecad-stable
$ sudo apt-get update
$ sudo apt-get install freecad
PPA はコチラ : FreeCAD Stable Releases
$ sudo add-apt-repository ppa:freecad-maintainers/freecad-stable
$ sudo apt-get update
$ sudo apt-get install freecad