Journal of Northeastern University(Natural Science)
Relationship Between Cut-off Grade and Ultimate Pit of Open Pit Mine
GU Xiao-wei， ZHAO Yun-qi， WANG Qing， XU Xiao-chuan
Journal of Northeastern University Natural Science . 2018, (4): 575 -578 .  DOI: 10.12068/j.issn.1005-3026.2018.04.024