论文部分内容阅读
1981年9月黄河上游发生了一次自1904年以来最大的洪水(以下简称“81·9”洪水)。这次洪水发生在刘家峡水库上游的干流段。龙羊峡以上三个主要水文站的洪峰流量,均为有实测资料以来的最大值(见表1)。
In September 1981, the largest flood occurred since 1904 in the upper reaches of the Yellow River (hereinafter referred to as “81.9 floods”). The flood occurred in the mainstream section of Liujiaxia reservoir upstream. The peak flow of the three main hydrological stations above Longyangxia is the maximum since the measured data (Table 1).