The results show that the improved method is more accurate than the traditional finite element method when first order isoparametric polynomial is adopted in the covered displacement function.

• 数值算例将其应用于复合材料数值模拟，计算结果表明，当覆盖位移函数采用完全一阶等参多项式时，计算精度较传统有限元法有很大改进。