Hello, 
My name is Ihor Pohorelov, I am a student of the National Technical University of Ukraine, Kyiv Polytechnic Institute. My speciality is Automated and Robotic Mechanical Systems. I am currently working on a project with the Leibniz University of Hannover. The first task on my way sounds like this: A CAD file comes in, it has no construction history and is made in planes. Let's say it's a cylindrical