致密储层油气成藏机理研究现状及其关键科学问题*
曾溅辉1,2, 杨智峰1,2, 冯枭1,2, 乔俊程1,2, 张忠义3

Study Status and Key Scientific Issue of Tight Reservoir Oil and Gas Accumulation Mechanism
Zeng Jianhui1,2, Yang Zhifeng1,2, Feng Xiao1,2, Qiao Juncheng1,2, Zhang Zhongyi3
图2 致密砂岩石油运移的压力梯度与流速的关系（非达西渗流特征）
Fig.2 Relationship between flow rate and pressure gradient in tight sandstone oil migration non-Darcy flow characteristics