School of Materials Science and Engineering,Henan Polytechnic University,Jiaozuo 454000,China;
School of Materials Science and Engineering,Henan Polytechnic University,Jiaozuo 454000,China;
School of Materials Science and Engineering,Henan Polytechnic University,Jiaozuo 454000,China;
School of Materials Science and Engineering,Henan Polytechnic University,Jiaozuo 454000,China;
aluminum alloy; cylinder body; numerical simulation; optimization;