Deep-buried karsts cause the formation of deep corrosion pore space and lead to uniform oil-water boundary and same erosion characters between Archean and Paleozoic.

• 深埋藏溶蚀作用对碳酸盐岩先成孔隙的溶蚀改造和太古界与下古生界之间统一油水界面的形成具重要影响；