With the development of the petroleum exploration in Changqing Oilfield, the reservoir permeability gradually becomes poor, so fine geologic research is necessary for the further development.

• 摘要长庆油田低渗透储层发育，随着勘探开发的不断深入，储层渗透性逐渐变差，需要开展更加精细的地质研究工作。