The methods of calculating the first and second kind of stability problems are expatiated using the nonlinear finite element method.
从非线性有限元角度阐述了工程结构第一类稳定及第二类稳定的求解方法。
In this paper we employed the nonlinear finite element method to calculate the stress and bursting pressure of filament wound rocket motor case.
本文采用大变形有限元方法进行纤维缠绕固体火箭发动机壳体的应力及爆破分析。
The effects of longitudinal and transverse stiffeners on quasi-static crushing of stiffened square tubes are studied with the nonlinear finite element method.
本文用非线性有限元方法研究了准静态条件下纵向和横向加强筋对加筋方形管压溃破坏的影响。
Based on the nonlinear finite element method, the two-time method for form finding considering gravity is proposed and the related computing program is designed.
其次提出了以有限元法为核心的考虑索膜重力作用的二次找形法，编制了相应的程序。
Based on the nonlinear finite element method, the two-time method for form finding considering gravity is proposed and the related computing program is designed.
其次提出了以有限元法为核心的考虑索膜重力作用的二次找形法，编制了相应的程序。
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