Sedimentary facies include river bed , alluvial flat, neritic , river mouth and limnetic, littoral, weathered continental drift bed and flood deposit facies.
沉积相主要有河床相 、 河漫滩相、浅海相 、 河口湾相、湖沼相 、 滨海相和陆相坡积洪积风化红土等7种类型,它们的分布与古河谷的形成演化和海平面的变化密切相关.
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The CT profile is formed by the ancient flood deposit, and its thickness is 4.
为古洪水沉积层, 剖面随深度变化具有明显的粗细变化节律.
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