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本文在分析露天矿深孔爆破不合格大块和根底产出原因的基础上,根据实践经验和试验研究资料,总结归纳提出了减少大块率和根底产出率的有效措施。
Based on the analysis of practical and experimental research data, the paper puts forward the effective measures to reduce the rate of bulk and bottom output based on the analysis of the causes of unqualified block and bottom production of deep-hole blasting in open-pit mines.