The former is the sedimentary tectonic unit with synsedimentary tectonic attribute, and represents the extensional framework and tectonics in the formation period of the basin;
前者为沉积构造单元，具有同沉积构造的属性，可代表盆地形成时期的伸展性结构与构造；
2
Structure patterns, sedimentary features and production reveal that the formation framework is reasonable.