简单演示matlab生成三维平面的命令mesh

先生成两个方向的向量x,y再用meshgrid生成格点（二维网格坐标矩阵）最后生成平面 z-2x-3y=2 x = -1:0.5:1; y = -1:0.5:1; [X,Y] = meshgrid(x,y); Z = 2*X+3*Y+2; mesh(X,Y,Z) Z1 = X - 2*Y; hold on mesh(X,Y,Z1)