主è¦æ¯xlimå½ä»¤ï¼åç¨setå½ä»¤ä¿®æ¹ xtickï¼å
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clc;clear;clf;
x = 0:0.01:2*pi;
y = sin(x);
plot(x,y);
% æå®xè½´çåæ èå´
xlim([0,6.5]);
%设置ä¸é´é´éçå»åº¦ï¼ä¿®æ¹0.4å³å¯
set( gca, 'xtick', [0:0.4:6.5])
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