The concept of oil source abundance index is presented by combining organic abundance of source rock with geological analysis, and applied in Southwest depression of Tarim basin.

根据烃源岩有机质丰度并结合地质分析方法，提出了油源丰度指数的概念并以此对塔里木盆地西南坳陷的烃源岩进行了评价。

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The light hydrocarbon fingerprint analyses include the analysis of natural gas, crude oil and source rocks.

轻烃指纹分析包括对天然气、原油以及岩石轻烃的分析。

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By theoretical analysis, oil-source design can meet system requirement.

通过理论分析，油源的设计可以达到系统的要求。

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