Including coal, iron, nonferrous metals, non-metallic and other minerals have done a lot of work.
包括煤、铁、有色金属、非金属等多种矿产方面做了大量的工作。
Direct reduction is an iron smelting process for producing metallic iron using gas, liquid fuels and non-coke coal as energy to reduce pellets, lump ore and fine ore under solid state.
直接还原是一种以气体、液体燃料或非焦煤为能源，使用球团矿、块矿、粉矿在固态下进行还原生产金属铁的炼铁工艺技术。
It's suited for polishing the metal surface, mainly Aims at metallic and non metallic, such as stainless steel, stainless iron, bronze, golden, silver, zinc, aluminum for sanding to fine polishing.
主要针对不锈钢，不锈铁，铜，金，银，锌，铝合金等金属、非金属中磨至精细抛光。
Suitable for the production of a whole range of solid carbide tools, for processing the chilled should be cast iron, heat-resistant alloy steel, non-ferrous metals and non-metallic;
适用于制作各种硬质合金整体工具，用于加工冷应铸铁、耐热合金钢、有色金属及非金属；
Suitable for the production of a whole range of solid carbide tools, for processing the chilled should be cast iron, heat-resistant alloy steel, non-ferrous metals and non-metallic;
适用于制作各种硬质合金整体工具，用于加工冷应铸铁、耐热合金钢、有色金属及非金属；
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