PDF(1800 KB)
The Technology of Shaft Excavation by Segmented Deep-Hole Blasting under Special Condition
Li Tingchun,Liu Hongqiang
Chinese Journal of Underground Space and Engineering ›› 2012, Vol. 8 ›› Issue (4) : 815-820.
PDF(1800 KB)
PDF(1800 KB)
The Technology of Shaft Excavation by Segmented Deep-Hole Blasting under Special Condition
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