基于simulink的汽车动力特性建模

plot(u,D) xlabel("车速/(km/h)") ylabel("汽车动力因数") text(41,0.36,"I档"),text(51,0.25,"II档"),text(101,0.15,"III档") text(141,0.99,"IV档"),text(166,0.04,"V档") hold on plot([0,180],[0.011,0.011])