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在采场落矿中综合应用了周边控制爆破、大孔距爆破和微差爆破技术,提高了浅孔留矿法采场顶板的安全性并减少了大块。
Surrounding controlled blasting, macropore blasting and millisecond blasting are applied comprehensively in the mining of stope, improving the safety of stope roof and improving the safety of the stope and reducing the large blocks.