The concentration of biogenic gas is mainly controlled the trap.
生物气富集的主要控制因素为圈闭。
In recent years, the biogenic gas industry is sprouting in European Union countries.
近年来“生物天然气”产业正在欧盟国家悄然兴起。
Secondary biogenic gas is usually associated with late stage groundwater system and bacteria activity.
次生生物成因气常与后来的煤层含水系统的细菌活动有关。
By redesigning measurement processes, the assessment method of source rock for biogenic gas is established.
通过重新设计实验流程，建立了针对未成熟生物气源岩的有机质丰度评价方法。
Coalbed gases in Huainan coal field is a gas mixture resulted from thermogenic methane and secondary biogenic gas.
淮南煤田煤层气属于热成因和次生生物成因气的混合气。
All commercial biogenic gas is stored in the flood plain-estuary sand lenses of the incised of the incised valleys.
所有的商业性生物气都存储在下切河谷内河漫滩-河口湾砂质透镜体中。
Previous research has concluded that biogenic gas of the Sanhu region is generated from Quaternary humic source rock.
在以前的研究中柴达木盆地三湖地区生物气一直被认为是完全由第四系腐殖型有机质所生成的。
The unique depositional environments of this area in the Quaternary are the important conditions for forming the large scale biogenic gas pools.
本区第四纪独特的沉积环境是形成大型生物气藏最重要的地质条件。
Organic matter abundance of quaternary source rock of biogenic gas in eastern Qaidam basin is the key factor controlling biogenic gas resource in the area.
柴达木盆地东部第四系生物气源岩有机质丰度是控制该区生物气资源的关键因素。
The Quaternary natural gas in the east of Qaidam basin is determined to be biogenic gas through a studying of gas composition, carbon and hydrogen isotopes in methane.
本文根据组分及甲烷同系物的碳氢同位素确定柴达木盆地东部第四系天然气为生物气类型；
Based on the special existing form of immature source rock of biogenic gas, the assessment system of organic matter abundance for quaternary source rock of biogenic gas in Qaidam basin is suggested.
鉴于未成熟生物气源岩有机质赋存形式的特殊性，提出了柴达木盆地东部第四系生物气源岩的有机质丰度评价标准。
The formation mechanism of gas is analyzed in the paper, the majority of gas derives reservoir oil degradation gas, the minority derives the biogenic methane in Jurassic coal stratum .
分析了该天然气的成因，指出它主要是来自储层原油的菌解，另外还有侏罗系浅部煤系地层生物气的贡献。
Different environmental factor shows different importance for different kind of biogenic sulfur gas.
不同环境因素对不同含硫气体释放的重要性不同。
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.
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。
Based on this, the potential of thermogenic and secondary biogenic coalbed gases were analyzed and it is of practical significance for the coalbed gas exploration in the studied area.
在此基础上，分析了热成因煤层气与次生生物成因煤层气的气源潜力，对研究区煤层气勘探有实际意义。
VOC emissions from natural gas (5%), painting (5%), diesel vehicles (3%), and biogenic emissions (2%) were also identified.
天然气(5%)，绘画(5%)，柴油车(3%)，和生物排放(2%)的挥发性有机化合物的排放量，同时还确定了。
VOC emissions from natural gas (5%), painting (5%), diesel vehicles (3%), and biogenic emissions (2%) were also identified.
天然气(5%)，绘画(5%)，柴油车(3%)，和生物排放(2%)的挥发性有机化合物的排放量，同时还确定了。
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