Fractures in deep Eogene clastic rock of Qibei area has been analyzed through core description, scanning micro fissures by electron microscope, testing fracture wrap, and stratigraphic dip logging.

• 利用岩心描述、微裂缝电镜扫描、裂缝包裹体测试、地层倾角测井等多项资料对歧北地区下第三系深层碎屑岩储层裂缝进行分析。