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| 2018, Vol. 55(1): 7-16 DOI: | ||
| State of the Art of Techniques and Equipment for Defect Remediation in Existing Railway Tunnels | ||
| (1 China Railway Southwest Research Institute Co. Ltd., Chengdu 611731; 2 Chengdu Railway Bureau, Chengdu 610082) | ||
| Received null Revised null | ||
| Supporting info | ||
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