湖底扇、辫状沟道砂体易于形成岩性油气藏。
Sublacustrine fan, braided channel sand body easy to the formation of lithologic reservoirs.
上三叠统白碱滩组为扇三角洲—湖及湖底扇沉积体系；
Baijiantan formation of UpperTriassic (T_3) could be a sequence of fan delta-lake and lake-bottom fan deposit ;
好的储集体主要有湖底扇中扇辫状水道砂体和轴向重力流水道砂体。
Good reservoir mainly includes sublacustrine fan-in-fan braided channel sand body and axial gravity flow channel sand body.
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