
A LARGE SCALE CONTROLLED BLAST FOR A SECOND-STAGE SIDESLOPE AT CHANGBA LEAD-ZINC MINE
Yan Ronggui, Wang Baoren
Mining and Metallurgical Engineering ›› 1994, Vol. 14 ›› Issue (3) : 3-7.
A LARGE SCALE CONTROLLED BLAST FOR A SECOND-STAGE SIDESLOPE AT CHANGBA LEAD-ZINC MINE
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