PDF(3881 KB)
PDF(3881 KB)
PDF(3881 KB)
小净距隧道先行洞爆破开挖对后行洞围岩稳定性影响研究
({{custom_author.role_cn}}), {{javascript:window.custom_author_cn_index++;}}Effects of blasting excavation of 1st tunnel of small clear distance tunnels on surrounding rock stability of 2nd tunnel
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