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单词 drilling cable
释义

drilling cable

noun

: a cordage product made of three ropes twisted together with a left lay, having the surface treated with lubricant to resist abrasion, heat, and water, and used as the line to which drilling tools are attached in well drilling and quarry drilling

Word History

Etymology

drilling from gerund of drill entry 4

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更新时间:2024/12/23 18:40:05