将(2-2)式移项及整理后: BXB =b-NIXN -S2X5:3 X8=B-b-B-N XN -B-S2Xs 目标函数: CgB-b+(CN -CgB-N)XN +(C.C,8D)X2 2 1 1 1 2 1 2 ( ) ( ) ; ; 1 1 1 1 2 1 1 1 1 1 2 BS S B N B N B N s B N S XIBCC XNBCCbBCz XSBXNBbBX XSXNbBX − − − − − − −+ −+= −= − −−= 目标函数: 将(2-2)式移项及整理后: 0