分析了南芬露天铁矿生产爆破对主运输平硐的影响。
The effect of the blasting of production on main transported adit was analyzed at Nanfen Iron Open-pit Mine.
介绍了本钢南芬选矿厂的生产现状及其降硅提铁工艺研究和实践。
The present status of the production in Nanfen concentrator, Ben Steel and its research and practice of Silicon reduction and iron increase technology are described.
利用这种信号的分解与重构算法在南芬露天矿爆破地震信号噪声处理中，取得较好去噪效果。
This signal decomposition and rebuilding algorithm was used in processing the blast - caused seismic signal noise of Nanfen Iron Open - pit Mine, which achieved good noise subtracting effect.
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