本文分析了露天矿深孔爆破长期沿用的连续装药结构存在的问题。
This paper analyses problems concerning the conventional continuous loading structure in open mining deep borehole blasting.
本文分析了露天矿深孔爆破长期沿用的连续装药结构存在的问题。
This paper analyses problems concerning the conventional continuous loading structure in open mining deep borehole blasting.
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