煤成气储层
Coal-formed Gas Reservoir
大倾角地层煤层气钻井
CBM well boring in strata at great inclination
含吸附煤层气煤
adsorbed methane-coal system
油气、煤层气还原作用
reduction by oil-gas and coalbed gas
变组分煤层气
Various component coal bed methane
various components coal bed methane
低煤阶煤层气
low-rank coal-bed methane
低热值煤层气
low heat value coal-bed methane
low calorific value coal-bed methane
低热值煤层气燃烧器
Coal-bed Gas of Low Calorific Value