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单词 drilling fluid
释义

drilling fluid

noun

variants or drilling mud
: a mixture of clay and other chemicals with oil or water that is circulated around the drill bit in oil-well drilling in order to lubricate and cool the bit, flush rock cuttings to the surface, and plaster the side of the well to prevent cave-ins

Word History

First Known Use

1913, in the meaning defined above

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更新时间:2024/12/23 18:18:59