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room and pillar mining meaning in Chinese

房柱式开采

Examples

  1. Technical analysis on feasibility of new room and pillar mining method
    新型房柱式采煤法可行性技术分析
  2. Analysis on developing new room and pillar mining method in shendong coalfield
    神东煤田发展新型房柱式采煤方法的分析

Related Words

  1. pillar method
  2. pillar stiffener
  3. coral pillar
  4. pillar operation
  5. bringback pillar
  6. built pillar
  7. hollow pillar
  8. sun pillar
  9. granite pillar
  10. draw pillars
  11. room and pillar
  12. room and pillar method
  13. room and pillar structure
  14. room and pillar system
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