PDF(552 KB) 
						
						
					
			Design and Construction of Buffer Structure of Large Section Loess Tunnel Portal
LIU Xu-quan
Journal of Railway Engineering Society ›› 2008, Vol. 25 ›› Issue (7) : 69-73.
						
							PDF(552 KB) 
						
						
					
						
							PDF(552 KB) 
						
						
					Design and Construction of Buffer Structure of Large Section Loess Tunnel Portal
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