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drill collar curvature meaning in English

钻铤弯曲率

Related Words

  1. the curvature of conic sections
  2. champing collar
  3. collar cavity
  4. raise collar
  5. asymmetric collar
  6. collar straight
  7. collar incision
  8. collared finchbill
  9. neck collar
  10. collar mark
  11. drill collar annulus
  12. drill collar bore
  13. drill collar groove
  14. drill collar lift nipple
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