为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......

The modification of Shenfu coals by a microwave treatment carried out under a hydrogen or a methane atmosphere,and the s......

Chemical analysis,methane isothermal adsorption studies,and mercury porosimetry were performed on ten samples taken from......

通过各显微组分组的生气特征分析和双参数坐标分析,确定神东矿区2^-2煤的生气能力属弱-中等;用产油指数和产气指数计算得到,2^-2煤......