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hard-rock tunnel boring meaning in Chinese

硬岩平巷掘进机钻进法

Related Words

  1. extension boring and turning mill
  2. tunnels and tunnelling
  3. tunnelling footage
  4. tunnel correction
  5. lateral tunnel
  6. undersea tunnel
  7. grade tunnel
  8. tunnel form
  9. tunnel model
  10. medium tunnel
  11. hard-rock miner
  12. hard-rock phosphate
  13. hard-rock tunneling machine
  14. hard-rocktunnelboring
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