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。
Finally, this paper elucidates the vertical sequence of the sedimentary characteristics and distribution of sedimentary facies of the Donghe sandstone section in the Tabei and Tazhong areas.
进而阐明了塔中和塔北东河砂岩段沉积特征的垂向序列和沉积相平面分布特征。
Beitai basin is a trapped syncline with its sedimentary sequence composed of volcanic sedimentary facies.
北台盆地为宽缓的向斜，盆地沉积充填序列为火山沉积序列。
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