蹦极跳系统的仿真，整个蹦极跳系统的数学描述为mx =mg+bx-a1x -a2|x |x ，m为物体的重量，g为重力加速度，x为物体的位置。-Bungee jumping system simulation, the whole system of bungee jumping mathematical descr iption for mx = mg+ Bx-a1x-a2 | x | x, m is the weight of objects, g is the acceleration due to gravity, x is the location of objects.