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黄河是我国第二大河,在历史上具有“善淤、善决、善徙”的特点,它携带着大量黄土高原的泥沙从河南孟津进入下游,形成高出两岸平地的“地上河”,全靠人工筑堤束水。1938年5月,日本侵略军占领徐州后,继续沿陇海路西犯,准备经河南,直扑武汉。为了迟滞日军的进攻,掩护部队撤退,国民党当局于6月9日炸开郑州以北花园口黄河大堤,致使滔滔黄河水如同脱缰野马从决口处奔腾而下,改道南流。黄河水沿贾鲁河至安徽亳县顺颖河在正阳关
The Yellow River, the second largest river in our country, has the characteristics of “good silt, good solution and good migration” in history. It carries a large amount of sediment from the Loess Plateau and enters the lower reaches from Mengjin, Henan Province to form a “ground river” Rely on artificial embankment beam water. In May 1938, after the Japanese invaders occupied Xuzhou, they continued to commit crimes against the West along Longhai Road, preparing themselves to go to Wuhan via Henan. In order to delay the Japanese attack and cover the troops to retreat, the Kuomintang authorities blasted the Yellow River embankment at Huayuankou, north of Zhengzhou, on June 9, causing the surging Yellow River water to flow like a wild horse from the ripples to divert the southward stream. The Yellow River along the Jialu River to Anhui Bo County Shun Ying River in Zhengyangguan