The thead element has a single child node, tr, with three children - all th elements.
thead元素只有一个子节点tr，后者有三个子节点—所有th元素。
Usually the numerical manifold method (NMM) is based on meshes of three - or four-node element.
数值流形方法常基于有限元法三结点或四结点单元。
The three-node beam element tangent stiffness matrix including the geometric stiffness matrix is developed according to the nonlinear finite element theory.
进而依据非线性有限元理论推导了该三结点梁单元的几何刚度矩阵的单元切线刚度矩阵；
A kind of three layered 32-node temperature shell element is presented for the transient temperature field FEM analysis of the honeycomb sandwich composite shell.
提出一种三层32结点温度壳单元，对蜂窝夹芯复合材料壳体的瞬态温度场进行了有限元分析。
The finite element analysis of three-dimensional steady-state convection-diffusion equation is given by using 4-node tetrahedral elements and 8-node hexahedral elements.
采用四结点四面体单元和八结点六面体等参数单元进行三维定常对流扩散方程的有限元分析。
The finite element analysis of three-dimensional steady-state convection-diffusion equation is given by using 4-node tetrahedral elements and 8-node hexahedral elements.
采用四结点四面体单元和八结点六面体等参数单元进行三维定常对流扩散方程的有限元分析。
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