I save the file, but just .skh file. Doesn't this kind of file can not be open . It work well in my DB. Would you please see my attached file and tell me how to add a hole? Thank you! I am nervous to ...
I have modeled a three-stories building. And I want F1-atrium merge to F2-atrium. But when I tried to add a big hole on the ceiling of F1-atirum by tracing the outline of the ceiling, it always failed ...