程序有問題，在140.4、139.8、132等點(diǎn)處有異常值，請(qǐng)教一下大家怎么改，應(yīng)該是Y=…那一步的式子有問題，謝謝 Yb[)ETf^  

圖片:})WX7H~ND~3OE[$Y(~WEX_R.png

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Y值為負(fù)的那幾個(gè)點(diǎn)是異常值 Ro<5c_k  
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clc F
LkZZ\  
clear 3|)cT1ej  
close all 0lOan  
nx = 0:0.6:150; QC]<`!  
n = length(nx)-1; ~]<VEji  
figure e85E+S%  
xz = []; yw7bIcs|#b  
yz = []; < %<nh`D  
for ii = 1:n q%]5/.J  
    f=300; "Z&_*F.[O  
    h=150-nx(ii); E0!0 uSg&  
    b=atan(h/f);
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    d=(b/pi)*180 N6S@e\*  
    syms c =0;njL(7;  
   Y=solve(sin(c-b)-1.494*sin(3*c-pi)==0,c); -sDl[  
   C=double(Y); GH3RRzp r  
   e=(C/pi)*180; ka(3ONbG  
    x=0:0.1:0.6; W&I:z-VH  
    y=(0.6-x)*tan(C); ,LL
x&jS  
    xz = [xz x+nx(ii)] #BH]`A J  
    yz = [yz y]; I?\P^f  
    plot(xz,yz,'k-') AxO.adQE%  
    hold on ]S@DVXH  
    pause(0.01) wsAb8U C_  
end BPOT!-  
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