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zuo dao zuo ju jie jian
Author(s): 
Pages: 24
Year: Issue:  20
Journal: Geology and Prospecting

Keyword:  效果良好实际使用事故供参考分局处理协助严重心管设计;
Abstract: <正> 我分局崔文有同志在协助102队538机处理一次严重井内挤夹遗留鑽具事故时,设计了一种銑刀鑽具,经实际使用结果证明,其效果良好。现介绍给大家,供参考。
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