plotfig.m

主要包括了用gui设计的计算机界面

R = round(100*get(HF9,'Value'))/100;
r = round(100*get(HF10,'Value'))/100;
h = round(100*get(HF11,'Value'))/100;

r = [1:0.1:100];
t = R^2./(5*r.^2).*sqrt(2*h/9.81);

switch get(HF14,'Value')
    case 1
        tim = round(1000*t)/1000;
    case 2
        tim = round(1000*t/60)/1000;
    case 3
        tim = round(1000*t/3600)/1000;
end

figure, plot(r,tim), title('The Figure of Time Vs. Hole Radius');