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Supporting Technology used in the Entrances of the Mechanized Face Arranged in a Steep Coal Seam of Middle Thickness
Pages: 59-59,61
Year: Issue:  10
Journal: COAL

Keyword:  急倾斜综采端头支架支护;
Abstract: 对急倾斜综采工作面上下出口的安全支护,提出几种支护方式并进行试验,加强了上下出口的顶板管理,保证安全生产.
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