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作者通过钻井施工现场调查,发现转盘所需最大功率并不在额定井深1/3处,指出原有转盘功率计算公式存在错误,并给出适用于不同地区的新的计算公式。
According to the drilling site survey, the author found that the maximum power required for the turntable is not 1/3 of the rated depth of the well, pointing out that there are errors in the original turntable power formula and gives new formulas applicable to different regions.