嫩一段和嫩二段主要发育滨—浅湖和半深—深湖沉积，零星分布薄层砂滩砂体。
The shore-shallow lake and hemi-deep-deep lake develop in the first and second member of Nenjiang formation, and thin bed beach sands distribute fragmentarily.
其中曲流河河道，三角洲前缘水下分流河道、分流河口砂坝、远砂坝以及滩坝是主要的砂体成因类型。
The channel of meandering river, the distributary channel of delta front , distributary mouth bar , distal bar and the beach bar are the main sand body types.
在滩坝砂体薄储层预测方面，单纯的应用地质分析方法和地震预测方法存在明显的局限性。
On the prediction of thin reservoirs of beach bar, simply applying geology analyzing or seismic prediction method is restricted.
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