This paper made a comprehensive analysis of the reasons for non-normal failure of breaking head, collet and pullbar 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。
2
Pry bar: Use it to dismantle framing, pull nails and remove moldings, and for demolition.
撬杆：用它来拆开框架，拨钉子和移走成型，并拆除。
3
Navigator does not show custom actions in the navigator title barpull-down menu.