The base of this method is to normalized and to average relative permeability curves.
新方法的基础是归一化和平均相对渗透率曲线。
Prediction of surrounding rock permeability in tunnel is the base of estimating the water gushing yield for deep lying tunnel.
围岩渗透性预测是深埋隧道涌水量评估的重要基础。
With development of the coalbed methane, the shrinking function of the coal base material would enlarge the permeability of the seam.
随着煤层气的开采煤基质的收缩作用增大了煤层渗透性。
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