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| 2015, Vol. 52(5): 10-15 DOI: | ||
| Construction Difficulties and Countermeasures for the Lanzhou-Chongqing Railway Tunnels in Complicated Geological Conditions | ||
| (China Railway First Survey & Design Institute Group Co. Ltd., Xi'an 710043) | ||
| Received null Revised null | ||
| Supporting info | ||
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