السلام عليكم
الرجاء هذا المقال : "A modified Johnson-Cook model for strain rates ranging from 10-3 to 105 s-1"
http://jp4.journaldephysique.org/in...ess=doi&doi=10.1051/jp4:2006134015&Itemid=129
مع الشكر
الرجاء هذا المقال : "A modified Johnson-Cook model for strain rates ranging from 10-3 to 105 s-1"
http://jp4.journaldephysique.org/in...ess=doi&doi=10.1051/jp4:2006134015&Itemid=129
مع الشكر