Alluvial fan facies, braided stream delta facies and flooded plain facies are developed in Kongdian Formation of Bamianhe area.
八面河地区孔店组存在冲积扇、辫状河三角洲和洪泛平原相。
The result shows that, the depositional system of the Damoguaihe Formation in Beier Basin composes of meandering river delta, fan delta, braided river delta, braided stream delta and lake.
结果表明，区域发育的沉积体系主要有曲流河三角洲、扇三角洲、辫状河三角洲、网状河三角洲和湖泊。
The major sedimentary facies were alluvial fan facies and fan delta facies in the west, and stream delta and braided delta in the east, with a lacustrine facies in the centre of the fault basin.
西岸陡坡带以冲积扇和扇三角洲沉积为主，东岸缓坡带以河流三角洲、辫状三角洲占优势，盆地中心为湖相沉积。
The results show that there are fan-delta deposit and braided stream deposit in th is area, they are further divided into 4 sub-facies and 9 micro-facies.
结果表明：研究区内为辫状河和扇三角洲沉积，进一步分为4种亚相，9种微相。
The results show that there are fan-delta deposit and braided stream deposit in th is area, they are further divided into 4 sub-facies and 9 micro-facies.
结果表明：研究区内为辫状河和扇三角洲沉积，进一步分为4种亚相，9种微相。
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