摘要
分析了磷块岩采富弃贫的经济、政策、管理三方面的原因,并针对性地提出了加强选矿研究、提高售价、强化管理等对策。
The author trys to find out the reasons of mining rich phosphorite and discharging low grade ore in viewes of economy,policy and management,and brings forward the countermeasures concerning futher processing research,higher ore's price and tighten up management.
出处
《矿产保护与利用》
1997年第3期4-6,共3页
Conservation and Utilization of Mineral Resources