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wa si tu chu min gan zhi biao de san lv fen xi fa ji lin jie zhi yan jiu
Author(s): 
Pages: 58-60
Year: Issue:  10
Journal: Coal

Keyword:  瓦斯突出“三率”法敏感指标临界值;
Abstract: 针对淮南矿区顾桥矿1117(3)工作面突出危险性预测指标进行考察,采用“三率”法确定试验区突出敏感指标为S、△h2及综合指标F,且提出了敏感指标临界值。结果表明,确定的敏感指标及其临界值合理有效,对提高巷道掘进速度具有现实指导意义。
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