The formation and emergence of redbeds are analyzed from the geological perspective and the possible distribution of purple soil is discussed in this paper.
从地质角度分析了红层的形成与出露，阐述了紫色土的可能分布。
The formation and emergence of redbeds are analyzed from the geological perspective and the possible distribution of purple soil is discussed in this paper.
从地质角度分析了红层的形成与出露，阐述了紫色土的可能分布。
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