绘制邦德图，在控制系统理论实验中会遇到用输入于输出计算系统传输矩阵的情况，最好的方法就是绘制邦德图，本程序应用matlab-Bond drawn diagram of the control system theory experiments will encounter computing systems with the input to the output transmission matrix case, the best way is to draw the bond graph, the applications and matlab