
Roof Thickness of Complex Goaf in Transition from Underground to Open-Pit Mining
SUN Shi-guo, DENG Wang-qian, LIU Wei-dong, SHAO Shu-sen, XIAO Jian
Mining and Metallurgical Engineering ›› 2022, Vol. 42 ›› Issue (2) : 5-8.
Roof Thickness of Complex Goaf in Transition from Underground to Open-Pit Mining
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