porosity of coal seam的意思|示意
美 / /
英 / /
煤层孔隙度
porosity of coal seam的网络常见释义
煤层孔隙率 ...煤层孔隙率；钻屑解吸 [gap=2658]ontent in coal seam；coal methane pressure；permeability coefficient of coal seam；porosity of coal seam；cuttings desorption ..