"decane: any of various liquid isomers, CH, of the methane series." “癸烷:甲烷系的任何一种液体异构体,CH”
The stretched laminar diffusion flamelet structures under different strain rates were numerically calculated based on a set of detailed chemical reaction mechanism GRI-Mech 3.0 for methane oxidation. From the calculation, flamelet library consisting of a series of stretched laminar flamelet structures is generated. 采用详细的甲烷氧化化学反应动力学机理(GRIMech3.0)对不同拉伸率条件下的拉伸层流扩散火焰面结构进行了数值计算,建立了一个包含一系列拉伸层流火焰面结构的火焰面数据库。
Carbon isotopic values of methane from total rock series are lightening with the increasing maturity of organic matter in the presence of element sulfur. 单质硫的存在可使全岩系列甲烷碳同位素值随有机质成熟度的增加反而变轻。
In order to study the biogenic methane generated by subsurface organic matter, a series of biochemical fermenting test, investigation on anaerobic bacterium and the geochemical analysis etc. on some peat, mud, core, brown coal and plant samples from different regions have been carried out. 为研究地质有机物成因的生物甲烷,我们从不同地区采集了若干泥炭、现代淤泥、岩心、褐煤和植物样品等进行生化发酵试验、厌氧菌调查和地球化学分析等。
Geometric Configuration and Properties of Methane Series 氘代甲烷几何构型及物性的量子化学研究
In recent years, the research for Partial Oxidation of Methane to syngas is a highlight in C1 chemistry. A series of key processes in POM are calculated and discussed by computer molecular simulation technique in this paper. CH4部分氧化制取合成气是近年来C1化学的热点研究课题之一,本文采用计算机分子模拟技术对该过程中的若干关键过程进行了计算与分析。
Based on the fast lightening of methane δ 13C in the gas sample series, the contradiction between the lighter isotopic index and the heavier surface methane δ 13C in biogas exploration can be solved. 根据系列气样中甲烷δ~(13)C迅速变轻的事实,解决了勘探生物气时同位素指标偏轻和地表沼气δ~(13)C偏重的矛盾。
Carbon isotope of methane changed dramatically, and carbon isotope series of CH 4 C 2H 6 C 3H 8 C 4H 10 is characterized by reverse. 具有甲烷碳同位素值变化大、组分碳同位素倒转系列常见而正碳同位素系列较少见的碳同位素分布特征。
The methane emissions in the oil and gas sector and coal mines have brought a series of problems in the global warming and production safety. The treatment and how to utilize the larger quantity low concentration methane is currently the focus of much international attention. 每年在石油天然气和煤矿生产中排放的大量甲烷已经带来了一系列环境和安全问题,如何实现数量大浓度低的甲烷气体有效处理利用引起了广泛的关注和研究。
Many kinds of inflammable and explosive gases such as methane ( CH4) and carbon monoxide ( CO) coexisting in the process caused a series of problem like the safety problem and environment pollution and so on. 在煤炭的生产、加工过程中产生的大量甲烷(CH4)及一氧化碳(CO)等易燃易爆气体,带来了煤矿安全、环境污染等一系列的问题。
The coal bed methane sites that are located coal bed methane production scene often locate in the mountains or inaccessible places. So using a wired video surveillance will face a series of problems such as high cost, long construction period, and difficult to maintain. 经现场考察,煤层气田往往地处山区,位于人迹罕至的地方,如果使用有线的方式进行图像监控会面临成本高、施工周期长、维护困难等一系列问题。