PDF(4917 KB)
Study on Formation Conditions of Harmful Gases and Construction Strategies in ExtraLong and Deep Tunnel
LIU Guoping;LI Limin;XIAO Yu
Yellow River ›› 2018, Vol. 40 ›› Issue (12) : 131-131.
PDF(4917 KB)
PDF(4917 KB)
Study on Formation Conditions of Harmful Gases and Construction Strategies in ExtraLong and Deep Tunnel
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