Finally, two-dimensional wave-motion equations of the finite deformation elastic rod are derived by variation principle taking simultaneously geometrical and physical nonlinearity into consideration.
最后，利用变分原理又导出同时考虑几何和物理非线性的有限变形弹性杆的二维波动方程。
参考来源 - 有限变形弹性杆中波的波动行为及传播特性·2,447,543篇论文数据，部分数据来源于NoteExpress
塑性极限分析是物理非线性问题。
第六章研究了弹性结构中物理非线性柱和板条周期性强迫激励的动力学响应问题。
In the sixth chapter, the dynamic responses of the nonlinear elastic pole and panel under periodic load have been studied.
本文采用有限元数值方法，分析计算了大型钢筋混凝土壳的几何、物理非线性静力问题。
In this paper, a finite element procedure for the nonlinear static analysis of reinforced concrete shells considering geometrical and material nonlinearities is presented.
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