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试一下下面这段代码吧,不知道是不是你想要的
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" E: z8 t1 L/ s5 ]/ ux = -pi:pi/10:pi;0 n% ? R' \2 T( k$ j% s6 M
y = tan(sin(x)) - sin(tan(x));2 C& t; i; q% K# ], u/ _' W
plot(x,y,'rs-','LineWidth',1,'MarkerEdgeColor','k',...0 N' u. d5 z; O6 w3 s
'MarkerFaceColor','g','MarkerSize',10);# x' m. y: P+ I5 x
set(gca,'XTick',[])
9 U: F! O( x! G$ }) vbox off& b/ K/ s* q: j& A- w* P; _6 {
ax2 = axes('Position',get(gca,'Position'),...) P8 _7 E2 C( p
'XAxisLocation','top',...4 A0 i9 S& M W) R6 h% \1 g
'YAxisLocation','right',...$ G. X7 X* M; U* v) q
'Color','none',...# t1 t2 `4 n+ R4 o# n/ f5 b" H
'XColor','k','YColor','k');3 l/ i; V8 i8 w9 \9 Q
set(ax2,'YTick', []);
' Y( n# c) I W E. W* _+ f. Fset(ax2,'XTick', []);7 z+ B8 E0 G- ]- T* r
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