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			Research on the Railway Tunnel Surrounding Rock Grade Using TSP Prediction Data
HAN Yong – qi
Journal of Railway Engineering Society ›› 2017, Vol. 34 ›› Issue (2) : 71-75.
 PDF(2647 KB)
						
							PDF(2647 KB) 
						
						
					 PDF(2647 KB)
						
							PDF(2647 KB) 
						
						
					Research on the Railway Tunnel Surrounding Rock Grade Using TSP Prediction Data
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