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boring by percussion meaning in English

冲击式凿岩
冲击钻进
冲击钻井

Related Words

  1. percussion of patellar ligament
  2. extremely bored
  3. boring time
  4. hand boring
  5. boring gang
  6. hole boring
  7. boring stick
  8. percussive boring
  9. bored piling
  10. boring journal
  11. boring blade
  12. boring brace drill
  13. boring by rotation
  14. boring cable
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