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山东滩海地区位于胜利油气区东部沿海一带,自北向南依次为埕北凹陷、埕子口凸起及沾化凹陷东部的桩西、五号桩和孤东等地(图1)。多年来的石油地质勘探表明本区下第三系构造单元复杂,沉积类型多样,地层的超覆、剥失现象普遍,为地层油气藏
The beach area of Shandong is located in the eastern coastal area of Shengli oil and gas region, and from north to south are the Chengbei depression, YaZizikou uplift and the eastern part of Zhanhua sag, such as the pile west, the No. 5 pile and Gudong. The petroleum geological exploration over the years shows that the tectonic units of the Lower Tertiary in this area are complex with various sedimentary types, and overburden and stripping of strata are widespread,