古地貌、古物源、古水动力、古基准面共同控制了滩坝砂体的形成和分布；
Palaeogeomorphology, Palaeosource, Palaeohydropower and Palaeobasal-level controls forming and distribution of beach bar sand-body.
在层序地层体制中，储层的纵向发育受基准面升降变化旋回的控制，而平面展布受古地貌的制约。
In sequence stratigraphic system, vertical development of the reservoir is controlled by base level cycle changes, and spatial distribution is restricted by the palaeogeomorphology.
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