这些特征均表明疑源类是鄂尔多斯盆地三叠系延长组湖相优质烃源岩形成的重要母质。
The lacustrine acritarch is the important biologic source of high-quality source rock of the Yanchang Formation in Ordos Basin.
对东营凹陷广利油田纯化镇组储层的岩性、物性、成岩作用以及粘土矿物对孔隙结构的影响进行了分析，揭示了该储层的微观非均质性及低渗透特征。
The content of the rocks, petro physical property, diagenesis, pore structures and potential sensitivity of clay minerals in Chunhuazhen formation of Guangli oilfield in Dongying sag are analyzed.
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