Mr. Howarth included methane losses associated with flow-back and drill-out processes in hydraulic fracturing and other unconventional gas drilling techniques.
霍沃斯先生将在水力压裂法和其它非传统天然气开采技术中返排和钻出过程中所泄露的甲烷包含在了其计算中。
And Darcy flow production equation with gas-bearing volume may reflect the characteristics of methane migration in coal measure strata more really.
把含气量引入达西流产量公式也许能更真实地反映甲烷气体在煤储层中流动产出的特征。
The effects of pressure, gas flow and methane concentrate in the growth rate and micrography of CVD diamond films were discussed.
本文着重研究了沉积气压、气体流量和甲烷浓度对金刚石薄膜形貌和生长速度的影响。
The result from the diagram analyse would be useful to determination of the possible location of spontaneous combustion and the possible direction of methane flow in the goaf.
图解的结果，对分析采空区内的瓦斯流动方向和可能发生自燃的位置是有益的。
The ice remains covered up even as liquid methane and ethane flow all over Titan's surface and fill up lakes and seas much as liquid water does on Earth.
也许它的冰冷表面覆盖着液态甲烷和液态乙烷，它们会积聚成湖泊甚至大海，就像地球上由水形成的江河湖海一样。
A new coalbed methane transient seepage flow model with multi-wells is developed by considering the wellbore storage and skin effect.
建立了在多井条件下考虑井筒储存和表皮效应的煤层气不定常渗流模型。
Conventional flow mathematical models of coalbed methane are all based on Euclidean geometry.
传统的煤层气渗流数学模型均是建立在欧几里德几何基础上的。
In many engineering such as oil-gas exploitation, coalbed methane exploitation and extraction, there always occurs gas-liquid two-phase flow through a fracture.
在石油天然气开采、煤层气开发及煤矿瓦斯抽放等工程领域中，都存在着裂缝中气液二相流体渗流的问题。
Reactive flow characteristics of a honeycomb catalytic reactor were studied under reaction conditions with the catalytic combustion of methane as the model reaction.
研究了伴有反应条件下蜂窝体催化反应器的流动性能。
After the hydrostatic head has been sufficiently lowered, the methane gas will flow to the surface.
后头部已经够降低水压，沼气就会流向水面。
Results show that the conversion rate of methane is mainly determined by plasma power and methane flow rate, the product selectivity is sensitive to reactor configuration.
结果表明：天然气在氮热等离子体中热解反应强烈，其转化率主要由输入功率和甲烷流量决定，产品的选择性亦即乙炔的收率与反应器的结构密切相关。
The catalytic activities and ageing resistant performance of above catalysts for methane combustion was evaluated in a continuous-flow micro-reactor.
利用连续流动微型反应装置研究了催化剂的反应性能，抗老化性能及反应条件对反应性能的影响。
Effects of peak electric voltage and feed flow rates of methane and hydrogen on CH4 conversion, C2 yield, and the selectivity were investigated using copper or stainless steel electrode.
实验采用铜电极和不锈钢电极分别考察了输入电场峰值电压和甲烷、氢气进料流量等参数对甲烷转化率和碳二烃收率、选择性的影响。
Methane density monitoring system based on PROFIBUS technology was introduced in this paper. It also displayed simplified flow process chart.
介绍了基于PROFIBUS的甲烷浓度监测系统，给出了部分简化程序流程图。
Methane density monitoring system based on PROFIBUS technology was introduced in this paper. It also displayed simplified flow process chart.
介绍了基于PROFIBUS的甲烷浓度监测系统，给出了部分简化程序流程图。
应用推荐