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The Coal and Rock Physics Mechanics Quality Mensuration and Impact Orientation Estimate of Guantai Coal Mine
Author(s): 
Pages: 12-14
Year: Issue:  9
Journal: COAL

Keyword:  弹性能量指数法评价冲击地压倾向性;
Abstract: 以观台煤矿二水平(-270 m水平)总回风巷掘进头及2403轻放工作面煤层及顶、底板煤岩为研究对象,利用试验机测定并分析其物理力学性质,以此为基础,利用弹性能量指数法评价观台煤矿煤、岩冲击倾向性,最终得出工作面内不会产生冲击地压现象,在以后的工作面回采过程中得到了验证.并建立了观台煤矿煤的冲击倾向性评判标准.
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