It is the key for reconstruction of the basin filling patterns to document the control of the activity of syndepositional structures and the paleostructural framework on the sediment disposal and the variation in tectonic paleogeomorphology 阐明不同构造幕同沉积构造活动和古构造格架与沉积物分散过程和构造古地貌变化的成因关系,是建立盆地沉积充填模式的关键。