论文部分内容阅读
今年汛期,淮河流域的淮河和沂沭泗两大水系均出现建国以来较大的洪水过程,其中沂、泗河分別出现1974年和1957年以来的最大洪水,淮干6月中旬出现的大洪水,则为历史同期所罕见。一、沂沭泗水系沂沭泗水系今年出现两次较大洪水过程。 6月10～11日,沂沭河地区骤降暴雨和大暴雨,致使沂、沭河洪水突发,出现有水文资料记载以来同期最大洪峰。这次洪水虽未对防汛形成很大压力,但因时值午收,因此,保证新沂河滩地30万亩小麦的开镰收割成为此次洪
This year’s flood season, the Huaihe River and the Yishusi Huaihe two major floods have emerged since the founding of the larger flood process, which occurred in Yi River and Sihe, respectively, in 1974 and 1957, the largest flood occurred in mid-June Huaai dry floods , It is rare for the same period of history. First, Yishusawa Department of Water Yishusu Su said twice this year, the larger flood process. June 10 ~ 11, Yishu River area plunge heavy rain and heavy rain, resulting in floods in Yi River, Shuhe, there have been documented hydrological data the largest flood peak over the same period. Although the flood was not under great pressure on flood control, it was closed at the end of the flood season. Therefore, it is guaranteed that the opening of 300,000 mu of wheat in the bank of Xinyi River will take place this time