在碳同位素组成上具深源碳特征。
The composition of carbon isotope has the characteristics of carbon of deep seated source.
高温裂解气的生成造成甲烷碳同位素变重的假象。
Cracked gas in high-temperature causes methane carbon isotope to heavy.
随之而来勃发的浮游生物吸走了12c，碳同位素比率转向相反方向。
The subsequent plankton bloom sucked up the 12c and the isotope ratio veered off in the opposite direction.
不同的烃类运移方式产生了不同的甲烷碳同位素分馏效应。
Various patterns of hydrocarbon migration would result in different fractionation effects of methane carbon isotopes.
碳同位素显示的格局，但它是较为困难的解释比氧同位素模式。
Carbon isotopes show a pattern, but it is somewhat more difficult to interpret than the oxygen isotope pattern.
甲烷碳同位素的研究对煤成气的分类、成因及资源评价均有重要意义。
The research of carbon isotope of methane has important significance for the clarification and origin of the coal-formed gas as well as for the resource estimation.
从而为利用深海沉积有机质碳同位素组成研究古气候变迁提供了依据。
Such a study provides a basis for understanding palaeoclimate shifts by investigation of organic carbon isotopic composition in the deep sea sediments.
利用甲烷碳同位素资料将盆地中东部奥陶系天然气划分出四个运移场。
The natural gas in the Ordovician of the central-eastern part of the basin is divided into four migration fields by using the data of carbon isotopic ratio in methane.
这种碳同位素纪年的，实际上是测量c14的含量，测量给出一个数值。
So this carbon dating, all it's really doing is measuring that. It gives a number for it.
油气藏含蜡量高，甲烷碳同位素具反转现象，说明其为多期成藏的产物。
The wax content of the crude oil is high, its methane carbon isotope could be reversed, indicating its multi-stage pool-forming origin.
根据天然气成分分析和CH4碳同位素资料，论证了该区天然气为浅层天然气。
According to analysis of natural gas ingredient and CH4 carbon isotope, it is proven that the natural gas of this area is superficial.
根据碳同位素组成和稀有气体同位素组成分析，认为研究区不存在纯的幔源气。
As the gases from different origins were interacted and mixed for along time, their composition, isotope constitution were complicated.
原油碳同位素研究表明，西部原油碳同位素组成和变化主要受沉积环境的控制。
Carbon isotopic studies show that sedimentary environments mainly control carbon isotopic compositions and variations of the western Qaidam oils.
二者在甲苯、乙烷的碳同位素组成，氮气和汞蒸气含量等方面存在着一定的差异。
They are different from each other in toluene contents, the carbon isotope composition of ethane and the nitrogen and mercury vapor contents, etc.
华南晚二叠世的碳同位素变化曲线是逐渐降低的，与全球海平面变化趋势相一致。
The carbon isotope shifts during Upper Permian in the South China drop gradually, and such phenomena may correspond to sea level change.
随着现代分析测试技术的提高，碳同位素在油气地球化学中的应用也越来越广泛。
With the development in modern testing and analyzing techniques, carbon isotopes have been used widely in oil and gas geochemistry.
分馏机理的一致性决定了碳同位素分馏模型可以成功地引入到氢同位素分馏研究中。
The consistency of carbon and hydrogen isotopic fractionation mechanisms determines that hydrogen isotopic fractionation can be described by using the carbon isotopic fractionation model.
为了探讨煤层甲烷碳同位素分馏特征，采集晋城和昌吉地区样品进行了罐装解吸实验。
In order to investigate carbon isotope fractionation of coalbed methane, a canister desorption experiment of coal was carried out with the samples collected from Jincheng and Changji areas.
根据碳同位素与氦同位素以及气组成分析，表明该区所产天然气为典型的生物甲烷气。
According to the results of carbon and helium isotopic analyses and gas component analysis, it is thought that the natural gas produced in the region belongs to a typical biogenic methane gas.
通过热模拟实验，系统研究了单质硫在有机质生成甲烷过程中对其碳同位素分馏的影响。
The effects of element sulfur on carbon isotopic fractionation of methane have been systematically studied by the simulation experiments of thermal transformated methane from organic matter.
怀特塞德博士发现，当大陆割裂熔岩开始涌出时，碳同位素比率就像醉酒水手一样偏离航线。
Dr Whiteside found the ratio yawed around like a drunken sailor as the continents split apart and the lava started pouring out.
从CO2分布特征入手，利用其天然气碳同位素图版分析了松辽盆地南部CO2成因类型；
This paper analyzes the genesis of the CO2 of the southern part of Songliao Basin using carbon isotope chart of natural gas starting with the distribution characteristic of CO2.
根据甲烷碳同位素法和烃类比值法分析判断该区地表烃类异常主要由深部油气活动所产生。
The surface hydrocarbon anomalies in the area was caused by oil and gas activities in deep part, according to the analysis and judgement using the carbon isotope and hydrocarbon ratio.
对山东东营盆地和南海珠江口盆地早第三纪生油层中的湖相碳酸盐氧碳同位素进行了分析。
Stable carbon and oxygen isotopic analyses of lacustrine carbonates ins ource rocks from the Dongying Basin(Shandong Province)and the Zhujiang Kou Basin(South China Sea)have been carried out.
一般认为，任何植物体的碳同位素组成主要与光合作用的C3和C4两种碳固定途径有关。
It is generally accepted that the carbon isotopic composition of plant material is correlated with C3 and C4 pathways of carbon fixation in photosynthesis.
不过，变质岩中微量碳酸盐的碳含量和碳同位素比值分析能够对原岩类型提供有效的判别。
Nevertheless, the combined carbon content and isotope analyses of micro-carbonate in metamorphic rocks can be used to make a distinction in origin between sedimentary and igneous protoliths.
利用显微镜和碳同位素分析法对采自河南西峡盆地晚白垩世的16枚恐龙蛋化石进行了研究。
A study of 16 dinosaur eggshell fossils in the Late Cretaceous from Xixia Basin, Henan Province, using microscopic and carbon isotope method has been made.
本文利用轻烃(C_1—C_7)和碳同位素分析资抖，对滨海地区浅层天然气成因进行探讨。
This paper gives a discussion on the origin of natural gas in the shallow reservoir in Binhai area, by a study of light hydrocarbons (C_1-C_7) and carbon isotopes.
由天然气碳同位素特征，可以得出西部斜坡区存在着大量的油型气，它们主要分布在泰康隆起带上。
According to isotope characteristics of gas, this paper considered there is a lot of oil-type gas in Western Slope, they distribute on Taikang uplift zone.
根据碳同位素测定，该亚麻布产于1260年至1390年之间，不过许多人坚持认为这是伪造的。
Radio carbon dating puts the origin of the shroud between 1260 C. E. and 1390 C. E., consistent with the theory that it was a forgery.
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