%%%%%常用选项和小技巧%%%%% %画等值线 =contour(peaks(30),'LINESPEC','b-') clabel(cc,hh,'manual') %写文本 text(5,10,'bf math sl math it math rm math alpha','color', ,'fontsize',24) %设置线宽 set(gca,'linewidth',2) %写标题并设置字体的大小 ti=title('Title of My Figure','color','blue') set(ti,'font ...