短語詞組短語Multiobjective Linear Fractional Programming 模糊決策變量bilevel linear fractional programming problems 雙層線性分式槼劃multiple objective linear fractional programming 多目標(biāo)線性分式槼劃fractional linear programming 線性槼劃;槼劃non -linear 0-1 fractional integer programming 非線性0 返回 linear fractional programming