أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
I am a Canadian professional engineer with a bachelor's degree in materials science and engineering, a master's degree in mechanical and materials engineering, and over10 years diversified experience in North America.
I can't depend on my knowledge, I am trying to be a professional user of these programs
because in middle east haven't the modern devices for material preparing