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1.Because during the sedimentation of the flood plain-estuary fades, the conditions of sea level rising, tidal regime, sediment supply and accommodation space were suitable for the development of a tidal ridge system, the sand lenses associated with this facies may represent tidal ridge formation in the incised valley.
在河漫滩－河口湾相沉积期问，由于海平面上升、潮流体系、沉积物供给和可容空间条件适合一个潮流沙脊体系的发育，其中的砂质透镜体可能代表了下切河谷内发育的潮流沙脊。收藏指正
2.The treatment of ANN lithofacies shows that typical delta facies include distal bar,mouth bar,subaqueous distributary channel,interdistributary estuary in delta front,delta plain branch channel and inter branch channel in ascending order.
ANN(神经网络 )岩相处理结果表明 ,典型的三角洲沉积岩相序列自下而上依次为三角洲前缘远砂坝、河口砂坝、水下分流河道、分流间湾、三角洲平原分支河道及分支河道间沉积 ,将其结果与录井岩性序列对比 ,符合率非常高。收藏指正
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