The extensive development of the lateral accretions of continental strata leads to the horizontal variation of lithologic character and lithologic facies.
陆相地层侧向加积作用广泛发育，导致岩性、岩相横向多变。
Facies association, lithologic composition, deposition sequence, sectional structure, sedimentary structure and grain size probability are analysed in detail.
详细分析了这些沉积体系的岩性岩相组合、沉积层序、剖面结构、沉积构造及粒度分布等特征。
The lithologic character, geolog ic climate feature and the types of micro-facies in the Guantao Formation are analyzed and the models of facies are also concluded in this paper.
进而分析了馆陶组湿地冲积扇的岩性特征、古气候特征、微相类型，并总结出了这种冲积扇的沉积模式。
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