Basis of finite element method and COMSOL case analysis Pplication of finite element method in weapon design system infographics design method and case analysis 并列题名：Pplication of finite element method in weapon design system Finite element multidisciplinary analysis Nonlinear finite element method and applications in aircraft structural design 并列题名：Finite element method and analysis of plates and shells 并列题名：The finite element method programming and application