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Probing into Dip Mining Technology to Mining Raise Coal Column in Lingbei Coal Mine
Author(s): 
Pages: 43-44
Year: Issue:  3
Journal: SAFETY IN COAL MINES

Keyword:  俯斜开采回收上山煤柱;
Abstract: 文章介绍了根据不同的生产条件采用俯斜开采技术回收上山煤柱的工艺过程及应注意的安全问题.
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