The Quaternary of Qaidam basin, being lack of topographic break, was studied based on the theory of sequence stratigraphy, which originated from marine basins in passive continental margin.

依据起源于被动大陆边缘海相盆地的层序地层学基本原理，对缺乏地形坡折的柴达木盆地第四系进行了层序地层研究。

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Detailed research on stratigraphy and paleontology has provided the conditions for discussing the Marine dissolved oxygen variations and organic evolvements.

由于地层的连续和生物化石研究的深入，已经具备了探讨当时海洋溶解氧变化与生物演化特征的条件。

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