Using Ansys, Ls-Dyna, RecurDyn, Hypermesh, SpaceClaim, Design Modeler, systems, components and tools sent by the world's leading manufacturers for analysis, cleaning geometry, meshing, entering analysis conditions, static analysis, fatigue analysis and calculations, modal analysis I do and learn multibody dynamics, vibration analysis (PSD) in defense industry standards, shock analysis, composite modeling, composite analysis, and then I carry out the necessary interpretation, evaluation and preparation of the report.