The basic way that verifies whether bending moment diagram is correct is derivative judge.
弯矩图是内力图的一种，检验弯矩图正确与否的基本方法是导数的几何意义判定法。
The bending moment diagram and circle of stress are drawn; the most flexural torque and primary stress are solved in MATLAB.
利用MATLAB绘制剪力图、弯矩图、应力圆以及求解最大弯矩和主应力。
This article presents the whole process of calculating in finite-element displacement method by MATLAB, and draws bending moment diagram directly.
介绍用MATLAB实现有限元位移法结构计算的全过程，并直接绘出弯矩图。
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