PDF(3611 KB)
公路煤系地层隧道揭煤全岩断面爆破掏槽优化研究
谢全敏, 陈前峰, 周圣国, 王智德, 杨文东
PDF(3611 KB)
公路煤系地层隧道揭煤全岩断面爆破掏槽优化研究
Study on Optimization of Uncovering Coal Whole Rock Section Blasting Cut of Highway Coal-bearing Strata Tunnel at Rock Cross-cut
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