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单词 downhole
释义

downhole

adjective & adverb /ˈdaʊnhəʊl /
(In the oil industry) used, occurring, or performed in a well or borehole.Method and apparatus for navigational drilling with a downhole motor employing independent drill string and bottomhole assembly rotary orientation and rotation...
  • Equipment maker Smith International Inc. has announced a 3% to 5% hike for such gear as drill fluids, bits, and downhole drilling tools.
  • This unit is extraordinarily rich in organic carbon (> 50 wt% TOC in some parts, Huc et al. 1992; Herbin et al. 1995) and readily recognizable in the field and in downhole logs.
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更新时间:2024/12/23 23:05:22