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coal pillar thrust meaning in Chinese

煤柱压碎

Examples

  1. Coal pillar thrust
    煤柱压碎

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. coal pile trimmer
  12. coal pillar
  13. coal pinch out
  14. coal pipe
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