To extrude the part, select the sketch (Sketch2) on the Model Tree, then on the Features Tab, select Extruded Boss. In the Boss-Extrude dialog box, type in 0.5 or 1/2 to specify the length to extrude.

In this article, we propose a new approach for simu-lating trees, including their branches, sub-branches, and leaves. This approach combines the theory of biological development, mathematical models, ...