随着我国易选铁矿石资源的日趋枯竭，开发利用贫、细难选铁矿资源具有十分重要的现实意义。
With the continual depletion of free-milling iron ores, the development of low-grade and fine-size refractory iron ores is of great significance.
为促进河南上房沟高滑石型难选钼铁矿石选矿技术水平的提高，对其进行了工艺矿物学研究。
To promote beneficiation level of high-talc-based refractory kamiokate ore of Shangfanggou in Henan, the paper studied its process mineralogy.
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