首页> 外国专利> Method for determination of cumulated seismic energy emitted from a longwall in a mine and the average value of the absorption coefficient of this energy in the coal seam in front of the longwall

Method for determination of cumulated seismic energy emitted from a longwall in a mine and the average value of the absorption coefficient of this energy in the coal seam in front of the longwall

机译:确定矿井中长壁放出的累积地震能量的方法以及该能量在长壁前煤层中吸收系数的平均值

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