PDF(1799 KB)
新建隧道近距离上跨既有线施工方案研究
万飞;谭忠盛;陈岩
PDF(1799 KB)
PDF(1799 KB)
新建隧道近距离上跨既有线施工方案研究
Research on construction program of new tunnel passing above existing tunnel at a short distance
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