sterane
英
美
网络 甾烷
双语例句
- Behavior of sterane and terpane molecular components in PVT fractionation experiment
PVT分馏实验中甾、萜烷分子的行为 - All oil subsets have obvious differences in carbon number distribution curves of n-alkane, sterane composition, Pr-to-Ph ratio and carbon isotopic ratio and also exhibit a regular distribution geographically.
各类原油的正构烷烃碳数分布曲线、甾烷碳数分布、Pr/Ph值和碳同位素组成等指标有明显差异，在盆地内呈区域性分布。 - The spectrums of sterane and terpane were simulated and compared with some parameters and spectrums of actual mixed crude. A satisfactory result has been obtained.
对混合原油甾烷、萜烷谱图进行了数值模拟，与实际的混合原油的甾烷、萜烷谱图和参数进行了比较，得出了令人满意的结果。 - Biological origin of Early Palaeozoic and Precambrian hydrocarbon source rocks based on c_ ( 27)/ c_ ( 29) sterane ratio and organic carbon isotope
通过C（27）/C（29）甾烷和有机碳同位素来判断早古生代和前寒武纪的烃源岩的生物来源 - Application of vitrinite reflectance, sterane and hopane isomer data to thermal history reconstruction of basins
镜质体反射率和甾烷与藿烷异构化程度在恢复盆地热史中的应用 - Sterane and hopane compounds in sediments from the Great Wall Bay and its adjacent area, Antarctica
长城湾及其附近沉积物中甾烷和萜烷化合物 - This paper uses technology of heavy hydrocarbon concentration of natural gas to detect biological markers of sterane and terpane, and defines gas-source of biodegradation gas with the aid of data of rare gas isotopes Basis is provided for Clarifying exploratory target.
本文利用天然气重烃富集技术，在天然气中检测出了甾萜生物标志物，并借助稀有气体同位素资料，确定了该类气体的气源，为明确勘探目标提供了依据。 - Most of the low-mature oil samples have high pristane/ phytane ratio, low gammacerane/ C_ ( 30) hopane ratio and high C_ ( 29) sterane content.
大部分低熟油样品具有高Pr/Ph比值，低伽马蜡烷/C30藿烷比值及高C29甾烷含量的特征。 - Direct evidence of sterane and 4-methyl-sterane originating from plant pollens in organic deposit
沉积有机质中甾烷、4-甲基甾烷植物花粉来源的直接证据 - The predominance of C_ 29 sterane in early Paleozoic and Precambrian rocks and crude oils is puzzling, because the predominance of C_ 29 sterane is often taken as the result of high terrestrial plant input.
在早古生代与前寒武纪的石油与源岩中，经常出现令人困惑的C29甾烷优势，而在有机地球化学中C29甾烷优势被认为是陆相有机质输入的标志。 - The alteration of 4-methyl sterane from a 4 β( CH_3) configuration to a 4a ( CH_3) is a better maturity parameter in the premature stage, and moreover, 4-methyl sterane will not alter to normal sterane as the degree of maturity becomes higher;
4-甲基甾烷由4β（CH3）构型转化成4α（CH3）构型，在未成熟阶段是较好的成熟度参数，而且4-甲基甾烷不会随成熟度增加而转化成正常甾烷； - We also bring forward a new method to recognize the different biological source for C_ 29 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。 - Through the two indexes of regular sterane C_~ 29/ C_~ 27 and gammacerane/ C_~ 30 hopane in saturated hydrocarbons, the 20 oils in the south part of the basin can be classified into three groups.
通过原油饱和烃的规则甾烷C29/C27以及伽马蜡烷/C30藿烷两相指标将盆地南缘20个原油或油苗分为三类； - Crude oil analyses, such as group compositions, carbon isotopes and gas chromatograms of saturated hydrocarbon, as well as characteristics of terpane, sterane and other biomarkers, indicate that crude oil in Yanchang-Yan'an Formations in Ansai-Fuxian area have similar geochemical behaviors and are of low-mature-mature oil.
原油族组成、碳同位素、饱和烃气相色谱及萜烷、甾烷等生物标志化合物特征分析显示，鄂尔多斯盆地安塞-富县地区延长组-延安组原油地球化学特征相近，为低成熟-成熟原油。 - The crude oil from Western Qaidam Basin has high quantity of rearranged sterane, regular sterane and 4-methyl sterane, which demonstrated that their source materials are mainly from phycomycetes.
柴西地区原油具有高含量的重排甾烷、常规甾烷、4-甲基甾烷，说明它们母质主要为菌藻类。