Since a bending force is exerted on the pipe during break out, the tool joint connection must be set in the slips as low as possible.
由于卸扣会使钻具产生弯曲力,因此,钻具接头必须尽可能低些坐在卡瓦上。
Since a bending force is exerted on the pipe during break out, the tool joint connection must be set in the slips as low as possible.
由于卸扣会使钻具产生弯曲力,因此,钻具接头必须尽可能低些坐在卡瓦上。
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