... gas permeability test 透气性试验 gas permeability 气渗透率；透气性 gas permeable layer 可渗气地层 ...
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影响煤层气产量的主要因素是煤层渗透率、煤层厚度及含气量。
The main factors of influencing coal-bed gas production are permeability, thickness, and gas-bearing volume of the coal-bed.
建立了气含量、渗透率和储层压力的预测方法；
The method for predicting CBM content , permeability and reservoir's pressure is established.
气测渗透率和微裂缝宽度、微观均质系数、相对分选系数和可动流体体积百分数等都有明显的幂律关系。
The effects of porous microstructure features on porosity and permeability, volume percentage of mobile fluid and pressure sensitivity were also analyzed.
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