其实仔细想想，说的很对，即使是从经济学的角度而言，还要计算一下投入产出比呢，何况是比之更为复杂的其他事情。
In fact, think about that very right, even from an economic point of view, but also calculate the input-output ratio, let alone more complex than other things.
分析图书馆拥有模式和存取模式的投入产出情况，试图从经济学的角度为不同模式的选择提供一种思考的依据。
Analyzes the input - output condition in different modes of access and ownership at libraries, tries to provide a basis of decision for different mode selections from economical point of view.
产业经济学常用投入产出方法中的影响力系数和感应度系数来评价部门的拉动和推动作用，从而作为确定国民经济中关键部门最重要的参考指标。
The response coefficient and influence coefficient in input-output method are often used to appraise the tensile and impulse action of each sector and identify the key sectors in industrial economics.
本文研究投入产出经济学与经济控制论的关系。
The relationship between input-output economics and optimal control theory has been investigated.
本文提出经济采收率的概念 ，并以油田投入与经济极限井网密度关系及谢尔卡乔夫公式为基础 ，根据经济学投入产出均衡原理 ，建立了具有实际应用价值的经济采收率模型。
This paper considers every factor affecting the well spacing density, uses net present value to improve the method for calculating economy rational well spacing density of matured oilfield.
本文提出经济采收率的概念 ，并以油田投入与经济极限井网密度关系及谢尔卡乔夫公式为基础 ，根据经济学投入产出均衡原理 ，建立了具有实际应用价值的经济采收率模型。
This paper considers every factor affecting the well spacing density, uses net present value to improve the method for calculating economy rational well spacing density of matured oilfield.
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