Matlab坐标轴Label 字体样式调整

x=-pi:pi/10:pi;
y=sin(x);
plot(x,y,'linewidth',3);
grid on
xlabel('x','fontsize',20,'fontname','Courier')
ylabel('y','fontweight','bold');

或

set(gca,'String','h(\mum)','color','k','fontsize',12,'fontweight','bold');

坐标轴加粗

set(line1,'linestyle','-','color','k','linewidth',2.0)

坐标轴刻度值加粗 

set(gca,'XColor','k','YColor','k','linewidth',2,'fontsize',12);