This paper made a comprehensive analysis of the reasons for non-normal failure of breaking head, collet and pull bar of PTM and further brought up the solution to it.
主要分析了电解多功能天车打壳机构中打击头、夹套、拉杆非正常失效的原因，并提出了解决的方案。
This paper made a comprehensive analysis of the reasons for non-normal failure of breaking head, collet and pull bar of PTM and further brought up the solution to it.
主要分析了电解多功能天车打壳机构中打击头、夹套、拉杆非正常失效的原因，并提出了解决的方案。
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