古老深层致密砂岩储集层孔隙形成与保存机制:以鄂尔多斯盆地长城系为例*
刘恒宇1,2, 刘明洁1,2, 郝志磊3, 任茵4, 吴恩郁1,2, 许晗1,2, 钟寿康1,2, 谭秀成1,2, 曾伟1,2, 连承波1,2, 戴鸿鸣1,2

Pore formation and preservation mechanisms of ancient deep tight sandstone reservoirs: a case study of the Mesoproterozoic Changcheng System in Ordos Basin
LIU Hengyu1,2, LIU Mingjie1,2, HAO Zhilei3, REN Yin4, WU Enyu1,2, XU Han1,2, ZHONG Shoukang1,2, TAN Xiucheng1,2, ZENG Wei1,2, LIAN Chengbo1,2, DAI Hongming1,2
鄂尔多斯盆地中东部长城系砂岩储集层沉积特征 A—冲刷面,靖探1井,4172.05 m;B—粒序层理,米105井,3691.51 m;C—平行层理,靖探1井,4179.58 m;D—交错层理,米105井, 3690.79 m;E—韵律层理,靖探1井,4172.59 m;F—波状层理,米105井,4095.21 m;G—脉状层理,桃112井,3856.43 m