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1999年11月1日～2000年6月30日,是黄河实施水量调度后的第一个完整的调度年。调度期内,在黄河流域干旱严重、下游沿黄地区又遭遇特大干旱,水资源供需矛盾突出的不利形势下,基本满足了沿黄各省区计划分配水量的供给,最大可能地兼顾了水利枢纽的发电效益,兼顾了国家重点在建工程和下游防洪工程施工用水要求,同时实现了黄河下游不断流。这也是自1991年以来,在此时段内黄河首次未
From November 1, 1999 to June 30, 2000, it is the first complete planning year after the implementation of the Yellow River water regulation. During the dispatching period, with the serious drought in the Yellow River Basin, the severe drought in the areas along the Yellow River, and the contradiction between supply and demand of water resources, the supply of water was basically met in the planned provinces along the Yellow River. The water supply to the water conservancy hub Power generation efficiency, taking into account the construction of key national projects and flood control construction of the downstream water requirements, while achieving continuous flow of the lower reaches of the Yellow River. This is also the first time since 1991 that the Yellow River was not within this time frame