The efficiency of flood storage by the beach area are various according to the dyke construction standard and river condition in different periods.

• 经对1935、1937、1954、1958、1982年实测洪水资料的分析知，夹滩地区对入黄洪水的滞洪作用与洪水量级大小、洪水过程胖瘦、堤防决溢程度等因素有关。