Instead, he launched a fierce defense of the Fed's bond-purchase plan, also known as "quantitative easing II."
他反而为美联储购买美国国债的计划和第二轮量化宽松政策极力辩护。
On the basis of qualitative analysis about the aerial defense system of formation, a mathematical model of quantitative analysis of target penetration probability under two conditions is presented.
在定性分析编队防空体系的基础上，提出了一个在两种情况下分别求解目标突防概率的数学模型。
On the basis of qualitative analysis about the aerial defense system of formation, a mathematical model of quantitative analysis of target penetration probability under two conditions is presented.
在定性分析编队防空体系的基础上，提出了一个在两种情况下分别求解目标突防概率的数学模型。
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