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被列为陕西省重点科研项目的《金堆城钼业公司露天矿大区微差爆破》,经过一年半的试验研究,获得了重大突破,九月中旬,在西安通过技术鉴定一九八三年三月,陕西省科委、重工业厅在西安召开了“金堆城钼矿床的开发和综合利用”技术攻关选题论证会,经过充分评议、论证、筛选,“大区微差爆破技术”被确定为重点科研项目。中国有色金属工业总公司也下达了此课题。并鉴定了科技攻关专项合同,实行
Was listed as a key scientific research project in Shaanxi Province “Jinduicheng Molybdenum Company opencast mine area microdiflower blasting”, after a year and a half of the pilot study, access to a major breakthrough in mid-September, passed the technical appraisal in Xi’an 1981 Three years in March, Shaanxi Provincial Science and Technology Commission, Heavy Industries Hall held in Xi’an, “Jinduicheng molybdenum deposit development and comprehensive utilization of” technology research topics demonstrations, after full evaluation, demonstration, screening, “a small area difference blasting technology ”Was identified as a key research project. China Nonferrous Metals Industry Corporation also issued this issue. And identified a special contract of scientific and technological research, implementation