The large deflection problem of cantilever beams was studied by means of the biparametric perturbation method and the first order derivative substitution from pseudolinear analysis approach.

利用拟线性分析方法中的一代换对基本方进行了简处理,将基本的微分积分方为非线性代方组,并结合双参摄动研究了悬臂梁的大挠度问题。