Show geometry differences between two design studies on a part-by-part
        basis.
        
        - 
                In the Project Tree, right-click on the project name
                    and choose Compare assemblies in design studies from the
                        context menu.
            
 
- 
                Select one of the following display options using the check boxes:
                
                    - Show unique parts of the first selected assembly.
 
                    - Show unique parts of the second selected assembly.
 
                    - Show common parts between assemblies.
 
                
                The selected parts are shown solid shaded and all other parts are shown
                    in a ghosted (transparent) display style.