新旧药剂组方的对比试验表明:使用新组方可较大幅度降低选矿药剂成本,且获得比较好的选别指标。
Contrasting old and new reagents test proved that using new reagent can largely reduce reagent cost and get better ore dressing indexes.
该陶粒的生产,既利用了铁矿山及选矿厂的废弃物,保护了环境,又可降低成本,具有极大的经济效益和社会效益。
The manufacture of the porcelain granules both USES the waste of the iron ore mine and the ore dressing plant, protects environment, reduces the cost and has huge economic benefit and social benefit.
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