- wellboring
- ˈwelˈbɔ:rɪŋ n горн. бурение скважин wellboring горн. бурение скважин
Большой англо-русский и русско-английский словарь. 2001.
wellboring
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Drill pipe — Drill pipe, is hollow, thick walled, steel piping that is used on drilling rigs to facilitate the drilling of a wellbore and comes in a variety of sizes, strengths, and weights but are typically 30 to 33 feet in length. They are hollow to allow… … Wikipedia
