The results of oil and source correlation show that oil associate with gas reservoirs is mainly derived from the source sock of Shahejie Formation.
油源对比结果表明，气藏伴生油主要来源于沙河街组烃源岩，东下段烃源岩也有贡献。
Oil and gas source correlation and oil accumulation process are studied through the integrated geochemistry and petroleum geology study.
根据地球化学和石油地质综合研究，对其油气来源和成藏过程进行了分析。
The evaluation of source rock concerns about quantity and quality of organic materials, degree of maturation, computation of quantity of generated oil, and source-oil correlation.
生油岩评价包括有机质的数量和质量、成熟度和生油量计算方法；源油对比包括对比指标及应用。
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