In some basins coals form source rocks.
有些盆地的煤可以成为烃源岩。
Marine source rocks are commonly oil-prone.
海相源岩通常都是偏于生油的。
Carbonate rocks are both source rocks and reservoir rocks.
碳酸盐岩既可作为烃源岩，也可作为储集岩存在。
Systematic study of the Mesozoic source rocks in the Qiangtang Basin.
系统地整理、分析、研究了羌塘盆地中生界烃源岩的特征。
Organic maturity is an important problem in evaluation of source rocks.
烃源岩的成熟度是烃源岩评价中最重要的问题。
The other one comes mainly from Fengcheng group source rocks of Permian.
第二类原油主要来源于二叠系风城组烃源岩。
There are some kinds of inorganic elements that ACTS as a catalyst in source rocks.
烃源岩又存在多种无机元素，它们对生烃起到一定的催化作用。
The oil maturation index between low and mature may be the mixture of two source rocks.
推测成熟度参数介于低熟和成熟之间的原油为混源油。
The migration time of oil and gas came from different source rocks was different distinctively.
不同类型的源岩具有不同的排烃时间和油气运移时间。
The compaction is the main force that expels the hydrocarbon from source rocks in Fulin subsag.
富林洼陷油气从烃源岩中排出的主要动力是压实作用。
Source rocks in various horizons and regions have different organic maturation and evolutional history.
不同地区不同层位的烃源岩具有不同的有机质成熟演化史。
However, the unconformity may cause caprock damage and affect the maturity of hydrocarbon source rocks.
不整合的负面作用为：对盖层的破坏和烃源岩成熟度的影响。
The lacustrine shale and shale of bay facies have a high organic content, which are important source rocks.
内陆湖泊环境中的湖相泥岩段和海湾环境的海湾相泥岩段有机质含量高，是重要的烃源岩。
Cambrian source rocks, including mud shales and carbonates, are among the main source rocks in Tarim basin.
寒武系烃源岩是塔里木盆地主要烃源岩之一，包括泥页岩和碳酸盐岩。
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。
Gray-black oil shale and black charcoal shale were high quality source rocks in Jurassic system comparatively.
灰黑色油页岩及黑色炭质页岩是侏罗系中的优质烃源岩。
The higher organic sulfur contents in these source rocks, the lower average activation energies of these rocks.
源岩的平均活化能（）有随有机硫含量增大而减小的趋势；
The characteristics of the hydrocarbon source rocks in this region are analyzed using organic geochemistry methods.
运用有机地球化学方法，分析了该区烃源岩的特征。
They are at mature to highly mature stage in Kekeya and Pusha-Keliyang areas, as practical hydrocarbon source rocks.
侏罗系烃源岩地表处于低成熟油气生成阶段，覆盖区在生油窗之内，为现实烃源岩。
The results show that there is a pressure_feedback control system during the evolving process of matured source rocks.
结果表明，成熟烃源岩演化过程中存在着一个压力反馈控制系统。
But the cognition of source rocks and crud oil has not been systemized and the source of oil has a degree of bifurcation.
由于其烃源岩及原油的认识还未进一步系统化，且其油源问题尚存在较大的分歧。
So compaction is not the main mechanism of hydrocarbon expulsion of the Low Tertiary source rocks in the Dongying Depression.
因此，压实排烃不是东营凹陷下第三系烃源岩排烃的主要机制。
The organic matter, enclosed in carbonate minerals, is an important hydrocarbon producing substance in carbonate source rocks.
矿物结合有机质可作为碳酸盐岩生油岩的一种重要生烃物质。
Identification of effective source rocks usually depends on geochemical parameters of well site such as organic carbon content.
有效烃源岩的识别往往依据井点的地化参数，如有机碳含量等。
The hydrocarbon source rocks all have high abundance of organic matter, high hydrocarbon potential and show great heterogeneity.
这些烃源岩均具有有机质丰度高、生烃潜力大和非均质性强的特点。
The content and composition of exinite and sapropelinite determine the hydrocarbon-generating feature and potential of source rocks.
壳质组和腐泥组含量与组成决定了烃源岩生烃特点和潜力。
Permian hydrocarbon source rocks are an important potential hydrocarbon-generating sequence in the Turpan depression, northwestern China.
二叠系烃源岩是中国西部吐鲁番坳陷重要的潜在生烃层系。
This depends on the source rocks difference on type and abundance degree of the organic matters formed under special sedimentary environment.
这取决于其特定的沉积环境所形成的烃源岩在有机质类型、富集程度等方面的差异。
The Permian Wuerhe Formation in the northwest margin of Junggar Basin is a complex petroleum system with both source rocks and reservoir rocks.
准噶尔盆地西北缘二叠系乌尔禾组地层是既有烃源岩又有储集岩的复合含油气系统。
The interaction of hydrocarbon source rocks and formation water produces organic acid that can dissolve minerals, especially carbonate minerals.
烃源岩—地层水相互作用生成的有机酸促使烃源岩中矿物、特别是碳酸盐矿物溶解。
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