Abstract: qidong field is characterized by different structures from deeper to shallower strata its main pay bed is fluvial sandstone segmented by deep cutting faults.
文摘：歧东构造带具有浅层与深层构造相异的特征，主要产层是断层分割的河流相砂体。
The major pay bed is low permeable ultra dense sandstone. Its permeability and pore throat texture are very sensitive to the net pressure of overlying strata.
主要产层为低渗透超致密砂岩，其渗透率和孔喉结构对上覆地层净压力很敏感。
The major pay bed is low permeable ultra dense sandstone. Its permeability and pore throat texture are very sensitive to the net pressure of overlying strata.
主要产层为低渗透超致密砂岩，其渗透率和孔喉结构对上覆地层净压力很敏感。
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