coal fracturing

 
  • 煤体破裂

coal fracturing的用法和样例:

例句

  1. The paper studied two methods of coal fracture inversion with multiwave components seismic data.
    摘要研究了两种利用多波多分量地震资料反演煤层裂隙的方法。
  2. Using theoretical analysis and simulation experiment ,the influence of gob shield angle on top coal fracture angle and the equilibrium feature of arched structure above gob shield have been studied .
    分析了掩护梁角度对顶煤破断角及放煤口上方各种拱形结构平衡特征的影响,得出了综放支架掩护梁角度是顶煤回收率的重要影响因素的结论。
  3. We need to replenish our stocks of coal.
    我们需要再次补充煤的储备。
  4. She piled on more coal before the fire go out.
    在火熄灭之前她又加上些煤。
  5. I add the coal on the flame continuously.
    我不断朝火里添加煤炭。
  6. They are ventilating the sap of a coal mine.
    他们正在使煤矿坑道通风。

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