1·Predicting the coalbed methane production after fracturing accurately is the key to exploitation of coalbed resource.
正确预测煤层气压裂井产能是煤层甲烷资源开发的关键。
2·Therefore, coalbed methane adsorption has close relationships with coal molecular structure, crystal structure and porosity.
可见煤层甲烷的吸附与煤的分子结构、晶体结构和孔隙度密切相关。
3·Based on measured data of 252 coalbed gas samples from 46 exploration areas in Jiangxi Province, the main index for gas weathering areas according to gas content data are presented.
依据江西省46个勘查区252个煤样的测试成果，提出了以瓦斯含量作为划分煤层瓦斯风化带的主要指标。
4·Starting with the mechanism of CBM production, this paper analyzes the factors that affect the processes of coalbed methane desorption, diffusion and percolation from coal seams.
从煤层甲烷产出机理入手，分析了影响煤层甲烷解吸、扩散和渗流过程的因素。
5·In order to investigate carbon isotope fractionation of coalbed methane, a canister desorption experiment of coal was carried out with the samples collected from Jincheng and Changji areas.
为了探讨煤层甲烷碳同位素分馏特征，采集晋城和昌吉地区样品进行了罐装解吸实验。