结合实际以某注水开发中后期油田的河流相砂岩储集层为例展开研究，应用效果较为理想。
An example of fluvial facies sandstone reservoir in a waterflood oilfield at stage of moderate-high water cuts is taken for this study, and perfect effectiveness for application is obtained.
河流、三角洲相砂岩为胜坨、孤岛、东辛等油田的主要储集层。
Fluvial deltaic sandstones is a main reservoir rocks in shengtuo, Gudao, Dongxin oilfield.
储集层沉积于水体动荡、氧化性强的过补偿环境，如冲积扇相、河流相、滨浅湖相、三角洲相、浊积扇相、风成相、浅海相等。
Reservoir formed in the turbulent and oxidized environment, for example alluvial fan facies, fluvial facies, delta facies, aeolian facies aad shallow-sea facies etc.
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