electroplating wastewater of chromium
electroplating wastewater of chromium
电镀废水中的铬
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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The method of chemical deoxidization was used to treat electroplating wastewater which contains chromium ions, and sodium pyrosulfite was used as reducing agency.
采用化学还原法处理含铬离子污水，焦亚硫酸钠作还原剂。
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