低渗透储层渗流具有非达西特征和启动压力梯度，是研究低渗透储层开发过程中问题的基础。
Research on characters of non-Darcy flow and starting pressure gradient of low permeability reservoir were foundation of reservoir production.
鄂尔多斯盆地安塞特低渗透油田由于存在天然裂缝或人工压裂裂缝，造成了储集层平面渗透率的方向非均质性。
Ansai oil field in Ordos basin is a ultra low permeability reservoir with natural and induced fractures, which caused serious lateral heterogeneity of permeability in the reservoir.
碎屑岩储层渗透率分布非均匀性是直接影响油气开采效果的客观因素。
The heterogeneity of the permeability distribution in clastic rock reservoirs is the objective factor that directly affects the efficiency of petroleum production.
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