张吉怀铁路隧道超前预报技术应用研究
The research on the application of geological prediction technology to Zhangjihuai railway tunnel
张吉怀铁路隧道超前预报技术应用研究 |
| 蔡盛 |
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The research on the application of geological prediction technology to Zhangjihuai railway tunnel |
| CAI Sheng |
| 图8 永顺隧道揭示的溶洞 |
| Fig.8 The exposed karst cave of Yongshun tunnel |
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