镍电解液中除微量铅、锌是镍精炼过程的一个重要步骤。
Removing trace lead and zinc from nickel electrolyte is an important step in the process of nickel refinery.
结果表明，在受试样品中以镍精炼烟尘（取自火法处理硫化镍锍的镍精炼厂）的细胞毒性和吞噬活性为最强。
The results showed that both cytotoxicity of and phagocytosis activity to nickel refinery dust (from pyrometallurgical sulfide nickel matte refinery) were the strongest among the tested samples.
镍在精炼过程中不产生有害气体和粉尘，没有废渣。
There are no hazardous gases, dusts, residues and slags produced during nickel refining.
金属镍在电渣精炼前需用氩弧焊焊接接长，为保证焊接接头具有足够熔深，需要大参数进行焊接。
Nickel rod needs to be lengthen by argon arc welding before the electroslag refinements, large welding parameters are needed to assure the sufficient penetration.
采用在隔膜槽中，通过电解精炼生产纯镍。
Pure nickel is produced in the diaphragmed tanks by electrolysis process.
采用在隔膜槽中，通过电解精炼生产纯镍。
Pure nickel is produced in the diaphragmed tanks by electrolysis process.
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