compressed-air drill 风钻
compressed air drill 压缩气钻 ; 风钻 ; 气动钻
compressed air hammer drill 气动锤钻
compressed-air rock drill 风动凿岩机
drill compressed air
钻压缩空气
以上为机器翻译结果,长、整句建议使用 人工翻译 。
A drilling technique whereby gases (typically compressed air or nitrogen) are used to cool the drill bit and lift cuttings out of the wellbore, instead of the more conventional use of liquids.
空气钻井是一种钻井工艺,是指利用气体去冷却钻头和把岩屑举升出油井环空,而不是利用更常使用的流体。
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