coal seam

coal seam什么意思,coal seam翻译

基本解释

na.: 煤层

英汉解释

• 煤层

例句

• Most of it comes from off the coast of Western Australia, and most of this, like the coal-seam gas, is destined for Asia.

  这其中绝大多数出自澳大利亚西海岸，此地出产的煤层气等绝大多数产品都销往亚洲。

• The top-coal in the front of the wall appears the failure area in the effect of the abutment pressure that spreads over the coal seam.

  煤壁前方顶煤在支承压力作用下产生破坏区，遍布整个煤层；

• The 3D model of coal seam was constructed by building the corresponding relationship between the top TIN and the bottom one.

  在顶板TIN和底板TIN之间建立三角单元的拓扑对应关系，最终生成煤层的三维实体地质模型。

• The elastic wave reflection method is one of the effective methods of detecting the thickness of the top coal seam.

  声波反射法是目前顶煤厚度探测的有效方法之一。

• gateway in inclined coal seam is difficult to maintained mainly due to its location in a remarkably anisotropic environment.

  大倾角煤层回采巷道因处于显著的各向异性环境中而难以维护。

• The sublevel caving mining of steep coal seam as an economic, safe, efficient mining method are widely used in steep thick coal seam mining.

  其中，急倾斜特厚煤层水平分段综采放顶煤开采方法，已经在国内急倾斜厚煤层开采中得到广泛应用。

• "Pressure relief antireflective" technology is to improve the soft low-permeability coal seam gas extraction rate in an effective way.

  “卸压增透”技术是提高松软低透气性煤层瓦斯抽采率的有效途径。

• Above achievements can be rationally used to prevent and control roof water inrush and protect water body in shallow coal seam mining.

  该成果可对浅埋煤层保水防溃采煤研究和应用提供基础理论指导。

• The practice has proved that IR imaging detecting technique can be used to preventing and controlling working of hidden fire of coal seam.

  实践证明红外成像探测技术可应用于煤层隐蔽火灾防治工作中。

• Coal seam gas is commonly referred to as the gas, the coal mining is a kind of disaster gas.

  煤层气通常被称为瓦斯，对煤矿开采是一种灾害气体。