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自公元前602年到1938年的2540年中,黄河大的改道6次,其改道决口点均在河南境内,本次分析史前和禹王故道遗留下来的地质遗迹。
From 602 BC to 1940 2540, the Yellow River diverted 6 times. All its re-entry points were located in Henan Province. This time, the geological heritage left over from the prehistoric and the Yuwang old palaces was analyzed.