Based on the true micromodels of sandstone,the twophase displacing process of oil by water of the Jurassic Y9 and Y10 oil reservoirs in FanjiachuanYuancheng oilfields was observed.

• 应用真实砂岩微观模型对樊家川、元城油田侏罗系延9、延10油层两相驱替过程进行了观察、研究。