The shape function matrices and the element stiffness matrices of the pile elements in layered media are derived by adopting the Beam - On - Dynamic - Winkler - Foundation model.
采用动力文克尔地基梁模型，推导了层状介质中桩单元的形函数矩阵和单元刚度矩阵。
Regular functions are set up and semi-analytical element method is constituted. Displacement functions, stiffness matrices and load matrices are presented in details.
给出了包括位移函数、刚度矩阵和荷载矩阵在内的理论分析过程，从而建立了半解析单元法。
The element stiffness and load matrices are derived by Galerkin's weighted residual method.
应用加权余量法推导出单元刚度矩阵和单元载荷矩阵。
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