z=np.sin(r) //绘面函数 ax.plot_surface(x,y,z,rstride=1,cstride=1,cmap=“rainbow” plt.show() 2.绘制三维的散点图(表述一些数据点分布) 4a.mat数据地址:http blog.csdn.net/eddy_zhang/article/details/50496164 from matplotlib import pyplot as plt import scipy.io as sio from mpl_toolkits....