川东北元坝地区致密砂岩多产状裂缝刻画

黄彦庆

Characterization of multi-attitude fractures in tight sandstones in the Yuanba area, northeastern Sichuan Basin

HUANG Yan-Qing

图6 空间每一点处裂缝倾角判别原理

Fig.6 Discrimination principle of dip angle of fracture at each point