一阶导数

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.

利用拟线分析方法中一阶导代换对基方程进行了简化处理,将基分积分方程转化为非线代方程组,并结合双参研究了悬臂梁大挠度问题。