ResearchInstituteofPetroleumExplorationandDevelopment;
ChinaNationalPetroleumCorporation;
Beijing100083;
FacultyofGeo-resourceandInformation;
UniversityofPetroleum;
Dongying;
Shandong257061;
Geo-scienceAcademyinShengliOilField;
Dongying;
Shandong257015;
下挠盆地; 缔合特征; 湖成沉积物; 表面波动; 非均质性; 烃集聚;