s=1;
langda=0.03;
U=3.16*s^(0.8);
Hav=0.00452*U^(2.5);
faigr=0.1:0.1:10;
faigr1=(faigr/360)*2*pi;
sigmaf=(14.4*langda+5.5)*(faigr1*Hav)/langda;
Ai=sigmaf.^4/(1+sigmaf.^4);
setaw=(90/360)*2*pi;
Au=exp(0.2*cos(setaw)*(1-2.8*faigr1)*((langda+0.015)^(-0.4)));
Aw=((1.94*U)/(1+U/15.4))^(1.1/((langda+0.015)^0.4));
A=Ai*Au*Aw;
sigma0HH=10*log10(langda*(faigr1).^(0.4).*A)-54.09;
sigma0VV=sigma0HH-1.05*log(Hav+0.015)+1.09*log(langda)+1.27*log(faigr1+0.0001)+9.7;
plot(faigr,sigma0VV);
就是这个程序,现在s=1,然后出一个图,我想画一个图,上面有五条线,代表着从s=1,s=2,到s=5的曲线,这个程序应该怎么改呀,或者是给我个方向也可以的,谢谢各位了!