铁道工程学报  2008, Vol. 25 Issue (2): 54-60    DOI:
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Analyses of the Sloughing of Tunnel Portal of Yichang-Wanzhou Railway and Its Treatment
ZHANG Min-qing1, HUANG Hong-jian2, MIAO De-hai3, TIAN Si-ming3
1.China Railway Tunnel group Co. Ltd., Luoyang, Henan 471009 China; 2. Yichang-Wanzhou Railway Construction Headquarter of MOR, Enshi, Hubei 445000, China; 3. China Railway Siyuan Survey and Design Group Co., Ltd, Wuhan, Hubei 430063, China
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