matlab画图....现场等当h=0.4*tan(alpha):2.45*tan(alpha)v1=8.9/3.*tanalpha(-(30.*h-25.*h^2)^1.5-3/2500.*(30-50.*h).*(30.*h-50.*h^2)^0.5+27/250.*asin(5/3.*h-1));h=2.45.*tan(alpha):1.2-2.45.*tanalpha;v2=72.849+43.61/6.*cos(alpha).*(-(30-50.*h).*(30

matlab画图....现场等当h=0.4*tan(alpha):2.45*tan(alpha)v1=8.9/3.*tanalpha(-(30.*h-25.*h^2)^1.5-3/2500.*(30-50.*h).*(30.*h-50.*h^2)^0.5+27/250.*asin(5/3.*h-1));h=2.45.*tan(alpha):1.2-2.45.*tanalpha;v2=72.849+43.61/6.*cos(alpha).*(-(30-50.*h).*(30
matlab画图....现场等
当h=0.4*tan(alpha):2.45*tan(alpha)
v1=8.9/3.*tanalpha(-(30.*h-25.*h^2)^1.5-3/2500.*(30-50.*h).*(30.*h-50.*h^2)^0.5+27/250.*asin(5/3.*h-1));
h=2.45.*tan(alpha):1.2-2.45.*tanalpha;
v2=72.849+43.61/6.*cos(alpha).*(-(30-50.*h).*(30.*h-25.*h^2)^0.5/500+9/50.*asin(5/3.*h-1));
h=1200:100:2000;
v3=0.6.*0.79.*2.45.*pi-7921/45000.*(9-25.*(3/5-h+49/20.*tan(alpha))^2).*(6/5-h+49/20.*tan(alpha))^2+0.5.*alpha^2;

matlab画图....现场等当h=0.4*tan(alpha):2.45*tan(alpha)v1=8.9/3.*tanalpha(-(30.*h-25.*h^2)^1.5-3/2500.*(30-50.*h).*(30.*h-50.*h^2)^0.5+27/250.*asin(5/3.*h-1));h=2.45.*tan(alpha):1.2-2.45.*tanalpha;v2=72.849+43.61/6.*cos(alpha).*(-(30-50.*h).*(30
是画三维的吗?一帮用meshgrid与surf这两个函数额.