位于沙漠及干旱区的水库,面临风沙、洪水、渗漏和水库水面蒸发四大问题.风沙侵入水库,埋没有效库容,影响水库效益的发挥和缩短水库使用寿命.目前新疆、内蒙、甘肃有不少水库都程度不同地遭受风沙危害,正在兴建的龙羊峡水库也有沙害问题.因此风沙对水 The reservoirs located in the desert and arid regions are faced with four major problems: wind-blown sand, floods, seepage and evaporation on the water surface of reservoirs. Wind-blown sand invades the reservoirs and invades the effective storage capacity, thus exerting the reservoir benefits and shortening the service life of reservoirs. At present, Xinjiang, Inner Mongolia and Gansu Province have no Less reservoirs are subject to different levels of wind and sand hazards, is being built in Longyangxia Reservoir sand problems .So the wind and sand on the water