• 1. ferrous waste: 废钢铁
• 2. non-ferrous waste: 有色金属废料
• 3. Ferrous waste & scrap: 钢铁废碎料

更多释义

• 1.The waste water from pulping of wheat straw was treated by using poly aluminum chloride (PAC), polymerized ferrous sulfate (PFS) and organic coagulant AIDS together.
  研究采用聚铝和聚铁作絮凝剂，并加入有机助凝剂，联合作用处理麦草爆破制浆废水的混凝效果。
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• 2.Non-ferrous metals are widely used in the environmental protection industry in the sludge, waste transportation, mining mineral processing industries.
  广泛应用于有色金属环保产业中的污泥，废渣输送，矿山选矿等行业。
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• 3.Ferrous sulphate is a wide used product of chemical industry, which was produced with waste iron as raw material in the past so that its cost was higher.
  硫酸亚铁是一种用途广泛的化工产品，过去系采用废铁作原料进行生产，但成本较高。
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