The situation is improved by deformation which creates the fissures ,increases the permeability and improves the reserior capacity of sandstone in Qiangtang basin.

• 构造作用使得岩石中裂隙发育，提高了岩石孔渗性，极大地改善了岩石的储集性能，在有利部位可以形成较好的储层。