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一明初,黄河下游的河道,大致维持着元至元二十五年(1288)改道后的原样,在今河南、封邱、兰考间分成两大支流:南流往兰考、商邱,流向今江苏砀山东南,侵夺泗淮水道,由徐州、宿迁、淮阳、涟水转向东北入海。这是黄河的主流。北流会合北清河(济水故道,亦即今黄河),经今山东濮县、济南,在利津东北入海。黄河北流的地势比较平衍,河水在封邱东南的铜瓦厢形成一大弯曲,趋势很自然地奔向
At the beginning of the Ming Dynasty, the lower reaches of the Yellow River generally maintained the original status after the diversion from Yuan to Yuan twenty-five years (1288). In this time, Henan, Fengqiu and Lankao were divided into two major tributaries: the southward flow to Lankao, Shangqiu, and the direction Today Jiangsu Jushan southeast, invaded the Suihua channel, from Xuzhou, Suqian, Huaiyang, Lianshui turned northeast into the sea. This is the mainstream of the Yellow River. Beiliuhe meeting North Qinghe (Jishui old course, now the Yellow River), now Pu County, Shandong, Jinan, Lijin northeast into the sea. The terrain of the northern stream of the Yellow River is relatively flat and the water forms a big bend in the copper wagon at southeastern Qiuqiu, and the trend runs naturally