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介绍炉镇隧道贵阳端光面爆破参数的选择、施工方法及工艺,对控制隧道超欠挖起了积极的作用。
This paper introduces the selection, construction method and technology of smooth blasting parameters of Guiyang Tunnel in Hezheng Tunnel, and plays an active role in controlling over-under-tunneling.