初步确立了空气钻井钻柱冲蚀磨损机理，提出钻屑冲蚀是促使钻具失效的一项重要原因。
Establish the erosive wear mechanism of drilling string in air drilling and put forward that erosion wear is a substantial cause to promote drill string failure.
这将为更深入地研究气体钻井钻柱冲蚀磨损工作提供了依据和参考。
All of those were expected to provide reference for further studying of erosion abrasion in gas drilling.
这将为更深入地研究气体钻井钻柱冲蚀磨损工作提供了依据和参考。
All of those were expected to provide reference for further studying of erosion abrasion in gas drilling.
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