At present, coals of the Eocene Pinghu formation have entered into the best epoch of pool - formed, it made a greater contribution to oil - formed.

• 提出始新统平湖组煤是重要的烃源岩，目前斜坡地区始新统平湖组煤正处于油藏形成的最佳期，斜坡所产原油有它的重要贡献。