Influence of Coal Seam Thickness 煤层厚度的影响
coal seam thickness change 煤层厚度变化
steady coal-seam thickness 煤层厚度稳定
abnormal coal seam thickness 异常煤厚
thickness of coal seam 次之煤厚 ; 煤厚
medium-thickness coal seam [矿业] 中厚煤层
This paper discussed the evolvement characteristics of sand bodies of the fourth coal bearing interval and its influence on No. 13-1 coal-seam thickness in Huainan coal field.
讨论了淮南煤田第四含煤段砂体的演化特征及其对13 - 1煤层厚度的影响。
The structural deformation is the principal geological factor that affects the thickness variation of coal seam on a mine field scale.
构造作用是控制井田范围内煤层厚度变化的主要地质因素。
The coal and gas outburst became more and more dangerous along with the thickness of coal seam changing and increasing.
煤的厚度越大、煤厚变化程度越大的地区煤与瓦斯突出危险程度越大。
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