lingo解决最优化问题,求高手,解不出看来啊,求高手,帮忙解决一下。

MIN 15a1+21a2+15a3+12a4+18a5+15a6+15a7+9a8+0.66b1Q^0.51+0.66b2Q^0.51+0.66b3Q^0.51
ST
0<=a1<=1
0<=a2<=1
0<=a3<=1
0<=a4<=1
0<=a5<=1
0<=a6<=1
0<=a7<=1
0<=a8<=1
-17.3+90.2+22.5a1+32.4a2+28.8a3+13.5a4+27.9a5+25.2a6+19.8a7+10.8a8>=160
-19.37+90.2+25a1+36a2+32a3+25a4+31a5+28a6+32a7+12a8>=150
-19.3-1.93+90.2+20.25a1+29.16a2+25.92a3+12.15a4+25.11a5+22.68a6+17.82a7+9.72a8>=170
5a1+7a2+5a3+4a4+6a5+5a6+5a7+3a8+0.66b1Q^0.51<=60
5a1+7a2+5a3+4a4+6a5+5a6+5a7+3a8+0.66b2Q^0.51<=60
5a1+7a2+5a3+4a4+6a5+5a6+5a7+3a8+0.66b3Q^0.51<=60
b1+b2+b3=20
-19.3-1.93-1.93+90.2+18.22a1+26.24a2+23.24a3+10.93a4+22.59a5+20.41a6+16.03a7+8.74a8+Q>=180
-19.3-1.93-1.93-1.93+90.2+16.4a1+23.61a2+20.99a3+9.84a4+20.33a5+18.37a6+1443a7+7.87a8+Q>=190
end
要a1到a2整数。
最后一行是a1到a8

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