In Middle and Late Pleistocene, the river course grew remarkably.In Holocene, the sediments of the Yellow River formed the main body of the Yinchuan plain, with several old river courses left on it.
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释义
在中晚更新世发展壮大,到全新世形成了银川平原的主体,并留下了明显的古河道遗迹;
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