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贺兰山的晚前寒武纪冰碛层,主要分布于贺兰山中段井底泉—正目观—苏峪口一带,苏峪口五道淌剖面自上而下为:
The Early Precambrian glacial moraine in the Helan Mountains is mainly distributed in the bottom hole of the middle Helan Mountain - the Head of Outlook - the area of Suyukou. The section of Wudaowu in the top of the Yukou is from top to bottom: