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			Calculation and Verification of Safety Rock Thickness for Preventing Gas Outburst in Tunnelling
XIEXian - guang,GOU De - qiang,CHEN Cheng – jun
Journal of Railway Engineering Society ›› 2017, Vol. 34 ›› Issue (3) : 53-57.
						
							PDF(745 KB) 
						
						
					
						
							PDF(745 KB) 
						
						
					Calculation and Verification of Safety Rock Thickness for Preventing Gas Outburst in Tunnelling
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