本课题对固定化微生物降解原油进行了研究。
The crude oil degradation by microorganism immobilization technology was studied.
生物标志物的绝对浓度以凝析油最低，生物降解原油最高，正常原油介于两者之间。
For the concentration of biomarkers, the biodegraded oil is highest, the condensate is lowest, and the normal oil in between.
沥青质钌离子催化氧化技术对于强烈生物降解原油的油-油对比、油-源对比提供了一种新的途径。
Ruthenium-ions-catalyzed oxidation of the asphaltene provided a new pathway for the oil-oil correlation and oil-source correlation of heavily biodegraded oil.
生物降解原油的粘度与生物降解程度相关，而原油中生物标志物的分布则随生物降解程度的不同而有差异。
The viscosity of biodegraded oil is highly correlated to biodegradation degree. The distribution of some biomarkers in oil varies with the different biodegradation degrees.
分析表明，原油成熟度对咔唑类化合物含量及相对组分影响明显，源岩沉积环境对其也有一定的影响，而生物降解作用对咔唑类化合物含量及相对组分影响很小。
The results indicate the maturity plays an important role on the concentration of carbazole compounds and its relative contents, and the biodegradation plays weak role on the carbazole compounds.
济阳坳陷郑家王庄油田原油生物降解程度为2 ~8级，生物降解是导致原油稠化的主要原因。
The biodegradation extent of viscous crude in Zhengjia-Wangzhuang Oilfield is level 2 ~ 8, the biodegradation is the main cause of oil densification.
结果表明：蜡状芽孢杆菌和短短芽孢杆菌只对原油中高碳链的饱和烷烃具有生物降解作用；
The laboratory result indicates that HP and HT can only degrade saturated hydrocarbons with high carbon chain.
生物降解作用是原油的一种重要的蚀变作用，对原油的物性和经济价值有着负面的影响。
The biodegradation of crude oil in the reservoir is an important alteration process and has undesirable impact on the oil physical property and economic value.
原油的油质越轻，生物降解的速度越快。
本文提出了江汉盆地重质油的成因除具有成熟原油遭受水洗氧化作用、生物降解作用或运移中脱沥青作用外，还发现有的确系原生重质油，与膏盐环境偏腐泥型的不成熟生油岩有关。
This paper suggests that the heavy oil is originated not only from water washing oxygenated mature oil, bio-degration or deasphalt process of this oil during immigration, but also from sub-humic ty…
养分是原油生物降解的最终控制因素，在没有明显地层水活动的区带，底水存在与否及底水层厚度大小就成了生物降解的另一个重要控制因素。
Nutrient is the terminal controlling factor. At the area of no obvious formation water, the occurrence and thickness of bottom water are the other important factors.
原油遭受生物降解后，饱和烃色谱参数产生变化。
After crude oil has been biodegraded, the parameters of saturated hydrocarbon in GC analysis should be changed.
通过喜氧细菌对原油的模拟生物降解实验，以及对模拟产物的饱和烃色谱—质谱分析，对原油饱和烃中规则甾烷和重排甾烷的降解作用进行了研究。
The biodegradation of regular sterane and rearranged sterane in crude oil was studied on the basis of simulated biodegradation experiment to the crude oil.
根据高酸值原油的成因，进一步划分出原生高酸值原油、次生生物降解型高酸值原油和混合型高酸值原油。
On the basis of the origins of oil accumulations, the high-acidity oil can be divided into three types of primary-type, secondary biodegradation-type and mixed-type oils.
根据高酸值原油的成因，进一步划分出原生高酸值原油、次生生物降解型高酸值原油和混合型高酸值原油。
On the basis of the origins of oil accumulations, the high-acidity oil can be divided into three types of primary-type, secondary biodegradation-type and mixed-type oils.
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