提出了流域梯级水电站统一上网电价的观点，并论述统一上网电价的必要性和可行性。
This paper puts forward the unified prices of electricity sent into grid for cascade hydropower stations and discusses the necessity and feasibility of the unified price of electricity sent into grid.
该课题对今后乌江流域梯级水电站群的经济运行具有理论参考意义，并为今后进行更加深入的研究打下良好的基础。
It has the academic reference significance for the economic operation of the cascaded hydroelectric stations in Wujiang valley, and builds the nicer foundation for the deeper research in the future.
首先对指标进行模糊化，通过模糊多目标运算得到各目标的相对隶属度，进而确定各个水电站在流域梯级开发中的位置。
Indexes and weights are firstly fuzzified, then relative membership degree to objectives is obtained by fuzzy operation, and the place of power stations is defined in whole valley.
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