School of Energy Resources China University of Geosciences Beijing 100083 ChinaCoal Reservoir Laboratory of National Engineering Research Center of CBM Development&Utilization China University of Geosciences Beijing 100083 China;
School of Energy Resources China University of Geosciences Beijing 100083 ChinaCoal Reservoir Laboratory of National Engineering Research Center of CBM Development&Utilization China University of Geosciences Beijing 100083 China;
School of Energy Resources China University of Geosciences Beijing 100083 ChinaCoal Reservoir Laboratory of National Engineering Research Center of CBM Development&Utilization China University of Geosciences Beijing 100083 China;
School of Energy Resources China University of Geosciences Beijing 100083 ChinaCoal Reservoir Laboratory of National Engineering Research Center of CBM Development&Utilization China University of Geosciences Beijing 100083 China;
School of Energy Resources China University of Geosciences Beijing 100083 ChinaCoal Reservoir Laboratory of National Engineering Research Center of CBM Development&Utilization China University of Geosciences Beijing 100083 China;
petrophysics; pore-fracture; permeability; heterogeneity; controlling factors;