密云水库历年防洪抗旱能力分析廖松密云水库建成３５年来，在防洪兴利方面发挥了巨大的效益。在一定的水文和库容条件下，防洪与兴利总是一对矛盾。当防洪作用发挥得大一些时，兴利效益总是要相应减少一些。反之亦然。在展望未来的时候，也有必要回顾一下３５年来密云水库... Analysis of Miyun Reservoir Flood Control and Drought Relief Ability over the Years Liao Song Miyun Reservoir 35 years after its completion, flood control has played a significant benefit. Under certain conditions of hydrology and storage capacity, flood control and development are always contradictory. When the role of flood control to play a larger number, Xing Yi benefit always reduce accordingly. vice versa. In looking forward to the future, it is also necessary to review Miyun Reservoir in the past 35 years ...