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spiral-winged drill stem meaning in English

螺旋翼冲击钻杆

Related Words

  1. spiral organ
  2. spiral molding
  3. spiral mill
  4. spiral case
  5. plectonemic spiral
  6. spiral current
  7. uncorrected spiral
  8. crossover spiral
  9. spiral shell
  10. spiral looaccess
  11. spiral-weld steel pipe pile
  12. spiral-welded pipe
  13. spiral-wound case
  14. spiral-wound fission counter
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