coal heading

 
  • 沿煤层巷道

coal heading的用法和样例:

例句

  1. Key Technology of Coal Heading Rockbolt Support
    煤巷锚杆支护关键技术
  2. Using of Bolt(Cable) Beam Net Timbering in Thick Compound Roof Coal Heading
    锚杆(索)梁网联合支护在厚复合顶煤巷中的应用
  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。

coal heading的相关资料:

临近单词

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