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clear all
syms x_f y_A y_e Y1 Y2
Eeq=5.743*10^10;%µÈЧÑîÊÏÄ£Á¿%
K=1.543*10^(-3);
l=1494; %µµ¾à%
m=4.053;%µ¼Ïßµ¥Î»ÖÊÁ¿%
D=0.0396;%µ¼ÏßÖ±¾¶%
T=124485;%ÕÅÁ¦19.3%%
L=l+m^2*l^3/(24*T^2);%µ¼Ïß³¤¶È%
Vc=(T/m)^0.5;%µ¼ÏßµÄÕñ¶¯²¨ËÙ%
Y1=16.25*1.7/(1+0.07*(1-x_f*D/0.2)^2)*x_f^3*D^4*(y_A*2/D+0.6*(y_A*2/D)^2)-1.07*10^6*Eeq*K*D^4.5*x_f^(6-0.4256)*y_A^2.5/Vc^5-2*8.7*10^4*Eeq^0.25*0.54^0.5*0.0042*m^0.75*D^1.5*x_f^(3.5-0.4256)*y_A^2.5/(Vc*L)
Y2=16.25*1.7/(1+0.07*(1-x_f*D/0.2)^2)*x_f^3*D^4*((y_e/(257*x_f))*2/D+0.6*((y_e/(257*x_f))*2/D)^2)-1.07*10^6*Eeq*K*D^4.5*x_f^(6-0.4256)*(y_e/(257*x_f))^2.5/Vc^5-2*8.7*10^4*Eeq^0.25*0.54^0.5*0.0042*m^0.75*D^1.5*x_f^(3.5-0.4256)*(y_e/(257*x_f))^2.5/(Vc*L)
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