根据大庆萨尔图油田中部北一区二排区块萨尔图油层和葡萄花油层‖组的油层沉积相带图沉积特点，分析剩余油分布，并应用于注水结构调整和剩余油挖潜中，提高油田注水开发的水平和经济效益。 According to the depositional characteristics of sedimentary facies map of sediments in the Sartu Reservoir and Putaohua Reservoir in the second block of the northern part of the northern part of the central Saertu Oilfield in Daqing, the residual oil distribution is analyzed and applied to the adjustment of water flooding structure and the remaining oil tapping potential, Improve the level and economic benefits of oilfield waterflood development.