Analysis of Micro Structure, Porosity Disability and Wear Resistance with Volume Variation from Riser On the Engine Cover of Electric Motors. J. Electr. Tech. Explor. [Internet]. 31 déc. 2023 [cité 25 août 2026];1(2):77-86. Disponible sur: https://shmpublisher.com/index.php/joetex/article/view/282