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国家“七五”科技攻关项目《大型露天铁矿控制爆破技术与山破器材的研究》含五项内容,共11个子项。参加研究单位是:长沙矿冶研究院、马鞍山矿山研究院、北京科技大学、冶金部安全环保研究院、南芬铁矿、水厂铁矿、北京大学、武汉工业大学、赣州有色冶金化工厂、云南燃料一厂和江西德兴铜矿。1990年11月28日至12月1日在北京通过部级鉴定:其中五个子项达到国际先进水平、四个子项达到国际水平和二个子项具有国际水平。
The national “Seventh Five-Year” scientific and technological project “large-scale open-pit iron ore controlled blasting technology and mountain broken equipment research” contains five elements, a total of 11 sub-items. Participate in the research units are: Changsha Institute of Mining and Metallurgy, Maanshan Institute of Mining, University of Science and Technology Beijing, Ministry of Metallurgical Safety and Environmental Protection Research Institute, Nanfen iron ore, iron ore factory, Peking University, Wuhan University of Technology, Ganzhou Nonferrous Metallurgical Chemical Plant, Yunnan Fuel Plant and Jiangxi Dexing Copper Mine. From November 28, 1990 to December 1, 1990, they passed ministerial-level appraisals in Beijing: five of them have reached the international advanced level, four have reached the international level and two have attained international standards.