铁道工程学报  2005, Vol. 22 Issue (2): 55-57    DOI:
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ANALYSIS OF CONSTRUCTION TECHNOLOGY FOR LENGLONGLING TUNNEL PASSING THROUGH SMALL COAL AND MUD-ROCK FLOW AREA
QUAN Xian-min
The Seventh Engineering Bureau Group Co.Ltd. of Chinese Railway
Copyright © Editorial Board of Journal of Railway Engineering Society
Supported by:Beijing Magtech