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【单选题】
下列线性规划与目标规划之间错误的关系是 :A.
线性规划的目标函数由决策变量构成，目标规划的目标函数由偏差变量构成
B.
线性规划模型不包含目标约束，目标规划模型不包含系统约束
C.
线性规划求最优解，目标规划求满意解
D.
线性规划模型只有系统约束，目标规划模型可以有系统约束和目标约束
E.
线性规划求最大值或最小值，目标规划只求最小值
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举一反三
【简答题】Then the speaker _____ the various factors leading to the present economic cr. (A) went after (C) went into (B) went for (D) went on
【简答题】A．Fixed B．Changed C．Flexible D．Various
【单选题】Which of the following is true according to the text?
A.
Macroeconomics has undertaken evolutionary change.
B.
Markets may fail due to irrational exuberance.
C.
Mr. Akerlof won the Nobel Prize for behavioral economics.
D.
Economic crises occur with different manifestion.
【简答题】The Department is also deeply _____ in various improvement schemes. A. connected B. included C. involved D. implied
【简答题】A．Various political and economic viewpoints. B．Various viewpoints of tax simplification. C．All kinds of individual viewpoints. D．All kinds of complicated viewpoints.
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