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“大型露天矿预装药爆破技术的研究”通过鉴定由北京矿冶研究总院与江西铜业公司德兴铜矿合作完成的“大型露天矿预装药爆破技术的研究”，于１９９６年１０月２３～２５日在德兴铜矿通过了由中国有色金属工业总公司组织的技术鉴定。预装药爆破技术是一项集钻孔、装药、爆...
“Large-scale opencast mining pre-blasting technology research” by the identification of Beijing Institute of Mining and Metallurgy and Jiangxi Copper Corporation Dexing Copper completed “large-scale opencast mining pre-blasting technology research” in 1996 10 December 23-25 Dexing Copper Mine passed the technical appraisal organized by China Nonferrous Metals Industry Corporation. Pre-loaded blasting technology is a set of drilling, charging, blasting ...