Within a downhole; downwards in or towards the bottom of a downhole.
| 单词 | θ210449 |
| 释义 | society > occupation and work > industry > drilling for oil or gas > [adverb] > down or in drilled hole or well (2) downhole1948 Within a downhole; downwards in or towards the bottom of a downhole. downwell1975 Within the underground shaft of an oil well; at the bottom of or beneath such a shaft. Cf. downhole, adv. |
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