The study indicates that either sedimentation by adding sulphide and polyferric sulphate or ferrooxidant method has sim ple operation process, perfect effects and extensive application prospects.
结果表明，硫化
──
硫酸铁沉定法、铁氧体法操作简单、效果理想，具有较好的
用前景。
The study indicates that either sedimentation by adding sulphide and polyferric sulphate or ferrooxidant method has sim ple operation process, perfect effects and extensive application prospects.
结果表明，硫化──硫酸铁沉定法、铁氧体法操作简单、效果理想，具有较好的用前景。
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