干酪根类型以腐殖型为主，成烃母质为陆地高等植物；
Kerogen type is mainly humic, and terrestrial higher plants are the petrologen.
粘球形藻是塔里木盆地奥陶系海相碳酸盐岩烃源岩和全球奥陶系烃源岩的重要生烃母质。
Gloeocapsomorpha prisca is one of important sedimentary organic matter of Ordovician's Marine carbonate source rock in Tarim basin, even all over the world.
这些特征均表明疑源类是鄂尔多斯盆地三叠系延长组湖相优质烃源岩形成的重要母质。
The lacustrine acritarch is the important biologic source of high-quality source rock of the Yanchang Formation in Ordos Basin.
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