Demonstration project of safe and efficient mining operations in extra-thick coal seam
Jinhui WANG
Front. Eng ›› 2017, Vol. 4 ›› Issue (1) : 110 -110.
Demonstration project of safe and efficient mining operations in extra-thick coal seam
The Author(s) 2017. Published by Higher Education Press. This is an open access article under the CC BY license (http://creativecommons.org/licenses/by/4.0)
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