The evaluation of Marine carbonate source rocks is very important to the assessment and exploration of oil and gas resources in China.
碳酸盐岩烃源岩评价对我国的油气资源评价与勘探至关重要。
A new exploration idea and direction are proposed based on the comprehensive study of the source rocks, the sedimentary system and the reservoir.
在对烃源岩、沉积体系和储层等综合研究基础上，提出了新的勘探思路和勘探方向。
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.
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。
These characteristics of the oils show th at they are typical lacustrine oils a nd should be derived from the Cretaceous source rocks, not from the Jurassic coal measures.
这些特征表明原油是典型的湖相原油，其主要的烃源岩是下白垩统湖相源岩而非侏罗系煤系烃源岩。
Vertically, 3sets of source rocks including the Lower Cambrian, the Middle-o-Upper Ordovician-Lower Silurian and the Permian were developed in Chinese Paleozoic Marine basins.
研究认为中国古生代海相盆地在纵向上主要发育下寒武统、中上奥陶统—下志留统和二叠系3套烃源岩。
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。
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 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。
The gas source rocks in this area were mainly formed in fresh - brackish fluvial and lake environment.
该区天然气源岩主要形成于淡水—半咸水的河流及湖泊环境。
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。
Xihu Sag is a giant depression basin with coal beds of Pinghu Formation as its main hydrocarbon source rocks.
西湖凹陷为一大型坳陷盆地，其主要烃源岩为平湖组煤系地层。
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 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。
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。
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。
The thermal events of late Hercynian movement and late Yanshanian movement has great effects on the maturation of source rocks.
晚海西运动、晚燕山运动对盆地烃源岩的成熟具有重要的影响。
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。
Organic matter in the two gas-source rocks may form various kinds of natural gas by pyrolysis in different geological conditions.
两种气源岩中的有机质在不同地质条件下热解，形成不同类型的天然气。
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。
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