فهرس المقالات seyed mohammad shafiei المقاله 1 - The Influence of Plasma Nitriding Time on Mechanical Properties of Plasma Nitriding steel seyed mohammad shafiei Hamed Raeisifard sara sadat Tejareh Analytical and Numerical Methods in Mechanical Design , ستأتي المقالات قريبًا المقاله 2 - Tit Synthesis of polymer matrix nanocomposite with carbon fibers and analysis of its strength properties seyed mohammad shafiei Analytical and Numerical Methods in Mechanical Design , العدد 3 , السنة 2 , زمستان 2023