基于matlab开发环境，求曲线的峰峰值，以及峰峰值所对应的时刻。-Based on the development environment of matlab, get fengfeng value for the curve, and the moment corresponding to the fengfeng value. moment.

matlab编写的预应力混凝土梁全过程分析，并给出最后的弯矩曲率图。-prestressed concrete beam matlab prepared the whole process of analysis, given the last moment curvature diagram.