PDF(3322 KB)
PDF(3322 KB)
PDF(3322 KB)
煤矿下山巷道水与空气不耦合装药爆破技术对比研究
({{custom_author.role_cn}}), {{javascript:window.custom_author_cn_index++;}}Water-uncouple Charge Blasting Technology for Diphead Roadway in Coalmine
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