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longwall working meaning in English

长壁采矿法

Related Words

  1. longwall
  2. longwall retreating
  3. longwall advancing
  4. retreating longwall
  5. longwall face
  6. full longwall
  7. outward longwall
  8. longwall coalcutter
  9. underhand longwall
  10. advancing longwall
  11. longwall undercutter
  12. longwall with caving
  13. longwall-shortwall coal cutter
  14. longwall-shortwall coalcutter
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