Arsenic and fluorine contents were determined to obtain their distribution behavior in copper concentrate smelting and sulphuric acid production with the off-gas.
通过对铜精矿冶炼过程及冶炼烟气制酸过程砷、氟含量的测定，确定了在整个系统中砷、氟的分布。
Reduction and recycle of acidic waste water from sulphuric acid plant based on nickel smelting off-gas;
以规模化养猪场的新鲜粪便为处理对象，利用强酸性水对其进行杀菌处理。
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