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ij¹«Ë¾ËÇÑøÊµÑéÓõ͝ÎïÒÔ¹©³öÊÛ,ÒÑÖªÕâЩ¶¯ÎïµÄÉú³¤¶ÔËÇÁÏÖÐ3ÖÖÓªÑø³É·Ö£¨µ°°×ÖÊ,¿óÎïÖʺÍάÉúËØ£©ÌرðÃô¸Ð,ÿ¸ö¶¯ÎïÿÖÜÖÁÉÙÐèÒªµ°°×ÖÊ60g,¿óÎïÖÊ3g,άÉúËØ8mg,¸Ã¹«Ë¾ÄÜÂòµ½5ÖÖ²»Í¬µÄËÇÁÏ,ÿÖÖËÇÁÏ1kgËùº¬¸÷ÖÖÓªÑø³É·ÖºÍ³É±¾Èç±í1Ëùʾ,Èç¹ûÿ¸öС¶¯ÎïÿÖÜʳÓÃËÇÁϲ»³¬¹ý52kg,Çó¼ÈÂú×㶯ÎïÉú³¤ÐèÒª,ÓÖÄÜʹ×ܳɱ¾×îµÍµÄËÇÁÏÅä·½¡£

ÊýѧģÐÍ ÉèÐèÒªËÇÁÏA1,A2,A3,A4,A5·Ö±ðΪx1,x2,x3,x4,x5£¨µ¥Î»kg£©

minS?0.2x1?0.7x2?0.4x3?0.3x4?0.5x5

?0.3x1+2x2+x3+0.6x4+1.8x5?60?0.1x+0.05x+0.02x+0.2x+0.05x?312345??s.t?0.05x1+0.1x2+0.02x3+0.2x4+0.08x5?8

?x+x+x+x+x?52?12345??x1,x2,x3,x4,x5?0ÔÚLINGOµÄMODEL´°¿ÚÄÚÊäÈëÈçÏÂÄ£ÐÍ£º

Min=0.2*x1+0.7*x2+0.4*x3+0.3*x4+0.5*x5; 0.3*x1+2*x2+x3+0.6*x4+1.8*x5>60;

0.1*x1+0.05*x2+0.02*x3+0.2*x4+0.05*x5>3; 0.05*x1+0.1*x2+0.02*x3+0.2*x4+0.08*x5>8; x1+x2+x3+x4+x5<52; end

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Global optimal solution found.

Objective value: 22.40000 Infeasibilities: 0.000000 Total solver iterations: 3

Variable Value Reduced Cost X1 0.000000 0.7000000 X2 12.00000 0.000000 X3 0.000000 0.6166667 X4 30.00000 0.000000 X5 10.00000 0.000000

Row Slack or Surplus Dual Price 1 22.40000 -1.000000 2 0.000000 -0.5833333 3 4.100000 0.000000 4 0.000000 -4.166667 5 0.000000 0.8833333

½á¹û·ÖÎö£ºÒò´ËÿÖÜÿ¸ö¶¯ÎïµÄÅäÁÏΪËÇÁÏA2,A4,A5·Ö±ðΪ12kg,30kg,10kg,¿ÉʹµÃ³É±¾´ïµ½×îµÍ,×îµÍ³É±¾Îª22.4Ôª¡£²»Ñ¡ÓÃA1ºÍA3µÄÔ­ÒòÊÇÒòΪÕâÁ½ÖÖËÇÁϵļ۸ñÌ«¹óÁË,ûÓоºÕùÁ¦¡£´Ó¡°Slack or Surplus ¡±¿ÉÒÔ¿´³ö£¬µ°°×ÖʺÍάÉúËØ¸Õ´ïµ½×îµÍ±ê×¼£¬¿óÎïÖʳ¬¹ý×îµÍ±ê×¼4.1g¡£´Ó¡°Dual Price¡± ¿ÉÒÔ¿´³ö£¬½µµÍ±ê×¼µ°°×ÖÊ1µ¥Î»¿ÉÒÔʹËÇÁϳɱ¾½µµÍ0.583Ôª£¬½µµÍ±ê׼άÉúËØ1µ¥Î»¿ÉÒÔʹËÇÁϳɱ¾½µµÍ4.167Ôª£¬µ«½µµÍ¿óÎïÖʵıê×¼²»»á½µµÍËÇÁϳɱ¾¡£

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