【摘要】 本文通过对沙帐地区白垩系下白垩统吐谷鲁群地层的详细划分和对比 ,理清了东部白垩系与腹部、南缘白垩系之间的对应关系 ,确定出工区内的沉积相类型及其展布 ,并探讨了本区白垩系的有利勘探目标更多还原

【Abstract】 Through detailed partitioning of Tugulu group stratum of the Cretaceous in Sazhang area, the formation of eastern ,central area and south of basin and their corresponding relationships are found out in the paper, and types of sedimentary faces and their distribution are identified as well. At the same time, the hydrocarbon exploration prospect and favorable exploration areas in this district are probed into.更多还原