蹲一个MATLAB大神指点
x=linspace(0,0.01,10);
y=linspace(0,0.01,10);
[X,Y]=meshgrid(x,y);
Z1=(1100*X+200)*(X+40*X*Y-Y^2)/(10*(Y-40*X)^2+80*X);
mesh(Z1);