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本文介绍三种经济核算指标,包括投资偿还年限、内部回收率和益本比供水电工程经济核算之用。文中给出了计算公式及计算实例。
This article describes three kinds of economic accounting indicators, including the investment repayment period, the internal recovery rate and benefit than the water supply and power engineering economic accounting purposes. The paper gives the calculation formula and calculation example.