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阐述了顶驱钻机的工作过程,并指出与传统钻井方法相比,顶驱钻机所具有的特殊优越性,以及顶驱钻机用在海洋钻井方面的重要性。
The working process of top drive drilling rig is expounded. The superiority of top drive rig compared with traditional drilling methods and the importance of top drive drilling rig in offshore drilling are pointed out.