油藏中原油的生物标志化合物不仅可以指示生油岩的类型、成熟度，而且可以反映油藏的充注方向及成藏史。
The biomarkers in the pool oil can not only indicate the type and maturity of source rocks but also reflect reservoir filling direction and pool-forming history.
中国东部渤海湾地区，油气资源十分丰富，由于生油岩厚，储集层多种多样，圈闭类型，已成为中国的大油区。
With its abundant hydrocarbon resources, thick source rocks and multiple types of reservoirs and traps, the Bohai Bay area has become a large oil region in China.
有机地球化学研究表明，西部第三系生油岩有机质类型主要以混合型为主，兼有部分腐泥型和腐殖型。
Studies on organic geochemistry show that the organic matter of the Tertiary oil-generating rocks in the west is mainly mix-typed, and part of it belongs to sapropel and humic types.
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