The cyclicity of the sea-level changes are corresponded with the cyclicity of the basin sedimentation, and are represented by the sedimentary facies evolutions.

• 海平面相对升降变化控制着盆地的沉积充填和层序的形成演化，其旋回性与盆地沉积作用的旋回性相一致，并可通过沉积相的演变表现出来。