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根据广旺矿务局南江煤矿的情况,分析了陷落柱的成因及其对开采的影响,并介绍了开采时处理陷落柱的经验。
According to the situation of Nanjiang coal mine in Guangwang Mining Bureau, the causes of the collapse column and its influence on mining are analyzed. The experience of handling the collapse column during mining is also introduced.