Wedge-shaped structure which is isolated from massive diamictite may be filled with the decay of an ice wedge in periglacial environment.
楔状构造则可能是冰缘环境的冰楔体融化泄水的结果；
This paper deals with the comprehensive division of the global periglacial geomorphology for showing the significance on the entire features of the global periglacial processes and their environment.
本文讨论了全球冰缘地貌综合区划在反映全球冰缘环境和冰缘过程整体特征中的意义。
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