一、前言《新沂河嶂沭区间洪水预报方案》和《徐州市沂沭泗流域实用洪水预报方案》分别于1999年12月和2000年9月修订、研制完成。这两个预报方案均是经验模型,在预报作业过程中,专业人员需进行大量的烦琐计算和查表。常规手工计算一次预报时间长且容易出错,难以满足现代洪水调 I. Preface The “Xinyi Hechu Interval Flood Forecast Scheme” and “Xuzhou City Yishusi River Basin Practical Flood Forecast Scheme” were revised in December 1999 and September 2000, respectively, and were completed. Both of these forecasting scenarios are empirical models that require a large amount of cumbersome calculations and look-up tables for forecasting operations. Conventional manual calculation of a long time forecast and error-prone, it is difficult to meet the modern flood adjustment