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goaf，old waste meaning in Chinese

老塘(采空区）

Related Words

  1. goaf
  2. goaf filling
  3. goaf shield
  4. goaf road
  5. goaf stowing
  6. caved goaf
  7. goaf management
  8. mine goaf
  9. goaf degasification
  10. closed goaf
  11. goaf shield
  12. goaf stowing
  13. goaga
  14. goagea
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