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.
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