倒立摆Mtlab模糊控制器仿真，用拉格朗日方程建立二级倒立摆系统的非线性数学模型，在平衡点处对其线性化。-Inverted pendulum Mtlab simulation of the fuzzy controller, the double inverted pendulum system is set up by using the Lagrange equations of the nonlinear mathematical model of the balance of its l