Distributary plain facies sands body: 1).Meandering sands micro-facies, which represents large low sinuosity meandering disposition, and the channel sands is very large. 2).

• 一是分流平原相砂体：1、曲流河砂体微相，代表大型低弯度的曲流河沉积，河道砂体规模很大；