FreeCAD和OnShape：一个比较

这些文件来自YouTube视频，用于比较FreeCAD和OnShape。请看这里的视频：https://www.youtube.com/watch?v=oH8GOR8Jx88&feature=youtu。请参见形状文件：https://cad.onshape.com/documents/a3e189304a49b4ffb6f1e3a2/w/599bdb576c451d1088452d52/e/e8279f0efca1e7a474e92c37