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Coal bursts involve the sudden,violent ejection of coal or rock into the mine workings. They are almost always accompani......
Coal burst is a dynamic release of energy within the rock(or coal) mass leading to high velocity expulsion of the broken......
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该文利用单轴压缩实验，对顾北煤矿6—2区域8#煤层顶板、围岩和媒体进行研究，从而得出了此区域有出现岩爆、煤爆、倾出、压出和突出等......
随着矿业、隧道等地下工程的开挖深度、规模和数量的增加,与岩爆(煤爆)相遇的机会日益增多,这也就对施工现场的安全造成了更严重的......
