1、例子:figure()x屏顿幂垂=0:0.2:8;plot(x,sin(x),'-k', 'LineWidt茑霁酌绡h',2);set(gca,'linewidth',2,'fontsize',30,'fontname','Times');%依次设置坐标轴的属性分别为:线宽(4),刻度字号大小(30),刻度字体(罗马体)。legend('sinx');xlabel('x','Fontname', 'Times New Roman','FontSize',12);ylabel('y=sinx','Fontname', 'Times New Roman','FontSize',12);set(gca,'XTick',[0:2:8]) %¸ %改变x轴坐标间隔显示 这里间隔为2