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介绍毫秒爆破在“三软”煤层采面中的应用依据及应用情况,结果表明,应用毫秒爆破可以取得较好的技术经济效果。
The application basis and application of millisecond blasting in the mining face of “three soft” coal seams are introduced. The results show that the application of millisecond blasting can achieve better technical and economical results.