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顶部驱动钻井装置
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顶部驱动钻井装置
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工学
钻井装备
释
top drive drilling equipment
顶部驱动钻井装置
动力从井架的顶部直接驱动钻具进行旋转钻进,并能完成多种钻井操作的钻井装置。又称顶驱或顶驱装置。
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