In some basins coals form source rocks.
有些盆地的煤可以成为烃源岩。
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；
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。
Considering the characteristic of sedimentary and embedding condition, the stratums don't have the qualification to become effective source rocks.
考虑到其沉积特点和埋藏条件，这些地层基本不具备成为有效源岩的条件。
The high maturated carbonate hydrocarbon source rocks from Sichuan basin were studied by use of dry process, watering method, adding iron and adding sour simulation experiment.
对采自中国四川盆地的高演化碳酸盐烃源岩进行了干法(原样)、加水、加铁、加酸等多介质条件下的模拟实验研究。
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 study is of practical significance for analyzing the evolutionary process of source rocks in thrust belts and the control factors of phase distribution of hydrocarbons.
该项研究对冲断带烃源岩的演化过程分析和烃类相态分布的控制因素分析具有实际指导意义。
Using some samples' kinetics parameter to the Permian source rocks of northeast of Sichuan Basin, simulates the primary hydrocarbon generation history and calculates hydrocarbon generating quantity.
将一些样品的动力学参数运用于川东北地区二叠系烃源岩，模拟其初次生烃过程，并进行初次生烃量计算。
In the subsidence period of the Cenozoic basin, the hydrocarbons generated secondarily by Palaeozoic source rocks migrated upward and passed through fault to Tertiary reservoir.
古生界烃源岩在新生代盆地沉降期间“二次生烃”，生成的天然气通过断裂向上运移至第三系储集。
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 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。
The hydrocarbon generation history of source rocks at any time may be reconstructed by using hydrocarbon generation kinetic parameters, combined the basin thermal history.
生烃动力学参数结合盆地热史，可恢复烃源岩在任一时代的生烃史，对构造复杂盆地的二次生烃研究具有独特的优势。
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。
So the migration related to fractures is the main mechanism of hydrocarbon expulsion of the Low Tertiary source rocks in the Dongying Depression.
因此，与裂缝相关的油气运移机制是东营凹陷下第三系烃源岩排烃的主要机制。
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 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。
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 equivalent vitrinite reflectance and aromatic maturity parameters showed that most Ordovician source rocks were highly mature, and some of them were mature or over mature.
等效镜质组反射率及芳烃成熟度参数显示济阳坳陷奥陶系烃源岩大多达到高成熟阶段，部分达到成熟、过成熟阶段。
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。
Second, source rock evaluation instead of effective source rocks evaluation, which results in overvalued thickness and quality of effective source rock and abundance of organic matter.
第二是以源岩评价代替对有效烃源岩的评价，致使有效烃源岩厚度、有机质丰度以及有效烃源岩品质评价过高。
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 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。
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。
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。
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。
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。
Effective and high? Quality source rocks make a tremendous contribution to hydrocarbon reservoir forming in spite of a few thickness and special distribution.
有效烃源岩和优质烃源岩厚度不大、分布特殊，但是，它们对油气藏的形成作出了巨大的贡献。
The dynamic forces driving hydrocarbon expulsion from carbonate source rocks are mainly influenced by organic matter abundance of the source rocks and temperature.
碳酸盐岩烃源岩排烃动力的大小主要受烃源岩有机质丰度和温度的影响。
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。
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