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- monoaromatic sterane 单芳甾
- C31 sterane can be also regarded as a marker of transgression. 朝长地区长20井原油为典型的未熟低熟油。
- The sterane isomerization maturity parameter and alkylphenanthrene index indicate that the maturity of oil sand is low. 甾烷的异构化成熟度参数、甲基菲指数均显示油砂成熟度低。
- It is found that C(28)(20S)/C(28)(20R) ratio in triaromatic sterane seems to show good thermal evolution characteristics. 我们发现三芳甾烷C(28)（20S）／C(28)（20R）比值似乎显示了较好的热演化特征。
- The crude oils of Chang 20 belong to typical immature oil which have odd even predominance and lower ratios of sterane and terpane maturity index. 从长20井低熟原油中检测到了一定量的28，30二降藿烷，这说明源岩形成于极度厌氧的环境。
- We also bring forward a new method to recognize the different biological source for C29 sterane predominance using organic carbon isotope. 此外，本文还提出了用有机碳同位素来进一步区分C29甾烷优势生物来源的方法。
- This paper mainly sums up recent identification of biomarks(sterane,diterpane)in the crude oil and source rock with GC/MS/DS. 本文报道我们近几年来利用色质联用仪对原油及生油岩中生物标志物（甾烷、萜烷）的定性分析鉴定。
- Hydrocarbon generated from Middle-Lower Jurassic coal beds as the main source rock in the basin has remarkably high Pr/ph ratio as well as heavy carbon isotope and C29 sterane. 中、下侏罗统煤系地层是主要的烃源岩，这套源岩生成的油气具有显著的姥鲛烷优势、重碳同位素以及富含C29甾烷等特征。
- The biomarker of steran,terpane,aromatic and adamantanewere detected by thls method from any kind of natural gas, and the gas-biomarkerapplication was approached. 从各类天然气中检测出甾萜烷、芳烃和金刚烷等一系列生物标志化合物，并进行了天然气生标的应用研究探索。
- Moreover, ringA , ring C aromatic sterane and ringA,B, C aromatic sterane were identified from the low temperature aromatic fractions of thermal simulation of p ine pollens. 此外，松粉低温热模拟样品的芳烃馏份中检出单、三芳甾烷。
- The asphaltene RICO products include n-alkan acids, di-n-alkan acids, branched alkan acids, tricyclic terpan acids, hopanoic acids, steran acids and 4-methyl steran acids. 其RICO产物包括一元酸、二元酸、支链酸、三环萜烷酸、藿烷酸、甾烷酸和4甲基甾烷酸。键合在沥青质中的烷基侧链和生物标志物不易遭受生物降解作用,特别是甾烷与饱和烃中分布相似。
- Oung, J.-N. and Wu, S.-H. (1992) Triterpane and sterane distributions and their significance in oils and sediments from the K field, offshore Taiwan. Petroleum Geology of Taiwan, 27, 129-152. 翁荣南、吴素慧(1992)台湾海域K地块油岩样品中类帖烷及类固烷之地化研究。台湾石油地质，第27号，第129-152页。
- The composition of regular sterane suggests the different times, while distribution pattern of tricyclic terpane and abundance of diahopanes indicate the discrepancies of sedimentary environments. 据此，初步将这些参数应用于两方面研究，一是为划分地层沉积环境提供“生物标志物相标志”，二是研究油源对比，取得良好效果。
- The diagenetic stages and diagenetic facies are predicted by modeling the paleotemperature, vitrinite reflectance, sterane isomerization rate and authigenic quartz concentration in space and time. 该文通过模拟古地温、镜质组反射率、甾烷异构化率和自生石英含量随时间的变化规律，预测了西部凹陷南段成岩阶段和成岩相的横向展布。
- Through comparing experiments, it was found that this method has special dominance in checking trace biomarkers and in determining nature and fixing quantity of a complex sterane and terpane. 色谱-质谱-质谱由于是两级质谱串联比色谱-质谱增加了选择性,有了更强的分离能力,提高了对复杂混合物如甾、萜类化合物定性和定量的可靠性。
- The biodegradation ability of sterane is C27>C28>C29.Before the great biodegradation of the sterane,those maturity indicators such as isomerization of C29 steranes at C20 vary slightly. 研究结果显示,规则甾烷先于重排甾烷发生生物降解,甾烷降解由易到难的顺序为C27>C28>C29。
- Keywords biomarker;compound idenfification;sterane;tertane; 生物标志化合物;化合物鉴定;甾烷;萜烷;
- Keywords marine;transgression biomarker dinosterane C 31 sterane; 海侵;生物标志物;甲藻甾烷;C_（31）甾烷;松辽盆地;
- Keywords sterane;trepane;isoprenoidies;biomarkers;the Qom Basin;Iran; 甾烷;萜烷;类异戊二烯;生物标志化合物;库姆盆地;伊朗;
- Keywords Kashan Block;terpane;sterane;isoprenoidies;oil-gas migration; 卡山区块;萜烷;甾烷;类异戊二烯;油气运移;
