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advancing longwall meaning in Chinese

前进式长壁采煤法
前进式长壁开采

Related Words

  1. longwall
  2. longwall advancing
  3. longwall retreating
  4. retreating longwall
  5. longwall working
  6. longwall face
  7. full longwall
  8. outward longwall
  9. longwall coalcutter
  10. underhand longwall
  11. advancing load stress
  12. advancing long wall
  13. advancing market
  14. advancing mining
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