有机质热演化程度普遍较高，应以天然气勘探为主。
Owing to high evolution of organic matte the main target in this region is gas survey.
镜质体反射率是用来反映有机质热演化史的主要指标。
The vitrinite reflectance is considered as an important index reflecting the thermo-evolution history of organic materials.
超压对有机质热演化的各个方面均未产生可识别的影响。
Overpressure had no detectable effect on All aspects of OM maturation.
大量实际资料证实了沉积岩压实程度与有机质热演化程度之间存在密切关系。
Voluminous data have demonstrated that there exists close relationship between the degree of compaction of sedimentary rocks and the degree of thermal evolution of organic matter.
在一定条件下，构造演化和有机质热演化史，控制着煤层气的生成、富集和保存特征。
Under given conditions, structual evolution and metamorphic process of organic matter control generation, enrichment and preservation of coalbed methane.
渤海湾盆地歧口凹陷超压对有机质热演化、有机酸生成和水岩反应具有明显的抑制作用。
The organic matter maturation, organic acid generation and water-rock reaction were retarded by overpressure in the Qikou Sag of the Bohaiwan Basin.
干酪根自由基浓度是研究有机质热演化的有效指标之一。也是研究沉积盆地古地温的热参数之一。
The free radical concentration (Ng) of kerogen is a valid index to study thermal maturation of organic matter and paleotemperature of sedimentary basin.
沉积环境和构造运动对有机质丰度和热演化程度影响较大。
Sedimentary environment and tectonic movement have great influence on abundance and thermal evolution extent of organic matters.
摘要生物标志化合物在石油地质中应用广泛，可应用于源岩有机质类型和古沉积环境评价以及热演化阶段的确定等。
Biomarker has a wide application in the research of petroleum geology, such as different types of organics thermal evolution, ancient sediments' environment and so on.
不同类型盆地的热特征控制着在地内有机质的演化和油气的相态分布。
Thermal characteristics of various basins control organic matters alternation and hydro-carbon phase behavior distribution within them.
为探讨煤成气的生成特征和演化规律，对两种不同有机质类型煤进行了加水热模拟生气实验研究。
In this paper, the thermally simulative gas from two types of coal was analyzed by hydropyrolysis and their gas-generating features and evolution rules are discussed.
凹陷内油藏形成条件具有下列特征：（1）中生界生油岩有机质丰度高，母质类型较好，热演化程度高；
The formative conditions of its reservoir showed following characteristics: (1 )Theresource rock contains rich-organic material with good keroger pattern and high thermal maturity.
为腐泥型有机质，热演化已经处于过成熟阶段。
裂谷期后的区域抬升作用导致烃源岩的成熟度偏低，并且各断陷之间有机质的热演化程度相差悬殊。
Post rifting regional uplift resulted in low maturity of source rock and wide difference from each other.
通过研究显微镜质组分、镜质组分反射率，分析了有机质成熟度的热演化趋势，对评价气源岩的储气条件具有实用价值。
Based upon microcal rock and reflectance of coal rock, the paper analyses the heatalteration of ripening index of organic matter. It has practical value for evaluating gas storageconidion of coal bed.
通过研究显微镜质组分、镜质组分反射率，分析了有机质成熟度的热演化趋势，对评价气源岩的储气条件具有实用价值。
Based upon microcal rock and reflectance of coal rock, the paper analyses the heatalteration of ripening index of organic matter. It has practical value for evaluating gas storageconidion of coal bed.
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