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rang ya mao gan shu zhi mao suo ji w gang dai lian he zhi hu zai hui cai xiang dao de ying yong
Author(s): 
Pages: 31-31,56
Year: Issue:  5
Journal: COAL

Keyword:  让压锚杆树脂锚索W钢带联合支护;
Abstract: 厚煤层开采支护不仅是影响安全生产的主要因素,也是制约煤炭生产成本的一个重要原因,屯留煤矿采用让压螺纹锚杆、树脂锚索、W钢带联合支护替代原本的全钢棚工字钢支护,取得了良好的工程效果和经济效益.
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