煤层气排采
CBM well extraction
Coal-bed Gas Mining and Drainage
CBM extraction
煤层气勘探开发
CBM exploration and development
煤层气勘探
coalbed methane exploration
CBM exploration
煤层气勘查
CBM exploration
coal layer gas exploration
煤层气开发
coalbed methane
CBM development
Development of CBM
development of the coal bed gas
CBM
CBM exploitation
exploitation of the coal bed methane
煤层气聚散史
the history of coalbed methane accumulation and es
煤层气井组
coalbed methane well group
煤层气解吸率
coalbed methane desorption ratio