Based on describing and analyzing the general feature of fossil cryergic in the middle Inner Mongolia, the paper discusses the genesis, time of sand polygon and environments.
在描述和分析内蒙古中部地区古冰缘基本特征的基础上,对砂多边形的成因、时代及反映的古环境进行了深入探讨,确认研究区内广泛发育的砂多边形为古冰楔。
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