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杏山铁矿露天转地下覆盖层形成方法
卢宏建, 甘德清, 陈超
Covering Layer Forming Method during Transition from Open Pit to Underground in Xingshan Iron Mine
LU Hong-Jian, GAN De-Qing, CHEN Chao
金属矿山 . 2014, (01): 25 -28 .