【摘要】 指出了董船营水利枢纽正常蓄水位的提高将会对地区灌溉效益和发电效益提高起到积极作用;提出了正常蓄水位选择的原则,之后通过河道糙率分析计算出各正常蓄水位方案下水库回水,通过综合比较确定正常蓄水位为226.0 m。更多还原

【Abstract】 The investigation indicated that if normal water level in Dongchuanying hydro-junction was higher,the irrigation benefit and electricity generation benefit were increased.The choice principle of normal water level was pointed out,and then with roughness analysis the backwater of normal water level was educed for every plan.And the normal water level should be 226.0 metrer.更多还原