There existed multiple unconformities owing to multistage structural activities 由于多期的构造活动，该区形成了多期的不整合。
2.
The polyphasic and episodic tectonism of these basins usually had a significant influence on the regional deposition - erosion cycles and the depositional patterns 盆地构造演化的阶段性、旋回性及多期的构造变革对盆内多旋回的沉积剥蚀过程的叠加和原型盆地的叠合等可产生深刻的影响。
