The three-dimensional boundary element method for elastic materials was extended to develop a fast multipole expansion formulation of the fundamental solutions for quadratic elements.
在三维弹性力学边界元法的基础上，推导出二阶单元的基本解快速多极展开格式。
The results show quite distinct stress peaks at layer interfaces, and it was found that even with 16 quadratic elements over the layer thickness these values have not reached an acceptable accuracy.
计算结果表明，在铺层分界面上有十分明显的应力峰，并发现，即使沿铺层厚度使用16个二次元素，这些值仍没有达到令人满意的精度。
It mainly discusses units, prime elements, factorization, the properties of residue class ring of quadratic domain in the paper.
主要讨论了二次整环的单位、素元、因子分解、二次整环的剩余类环的性质等问题。
When FEA model was formed, the quadratic singular elements of the tip of the crack were formed by node to element.
在建立有限元模型时对于裂纹尖端的单元，采用节点—单元的方式生成二次奇异单元。
Layered soils and elastic half-space were simulated by thin layer elements with quadratic shape function and paraxial boundary respectively.
采用二次形函数薄层单元和傍轴边界分别模拟弹性半空间上的层状场地和半空间。
This paper presents a method for evaluating the flow about an arbitrary three-dimensional body using the submerged patches of triangular elements with quadratic variation of source strength.
本文利用内潜奇点片的概念，提出了二次分布源强的三角形单元，进行绕任意三维物体的势流的计算，并得到了计算所需要的一系列积分公式。
An improvement of the vector basis functions of quadratic hexahedral edge elements is presented.
改进了曲边六面体矢量单元的矢量基函数。
An improvement of the vector basis functions of quadratic hexahedral edge elements is presented.
改进了曲边六面体矢量单元的矢量基函数。
应用推荐