1·A new technological process was put forward to recover nickle and manganese from the synthetic diamond wastewater and make the production wastewater reach the discharging requirements.
针对人造金刚石废水中的重金属回收和生产废水的处理，提出了一整套从酸性废水中回收重金属镍、锰的新型工艺。
2·A complete bright silver plating process for deluxe tableware including chemical polishing, mechanical polishing, degreasing, cleaning, nickle plating, silver plating and post-treatment is suggested.
介绍餐具光亮镀银的全套实用工艺，包括化学抛光、机械抛光、除蜡、除油、镀镍、镀银、以及镀后处理等。
3·Using electronic sweep mirror, electronic prober and energy spectrum meter to investigate the groove shape wear of a cutting tool, while numerical controlled turning the pure nickle.
本文对数控车削纯镍时刀具的沟槽磨损问题，应用扫描电镜、电子探针、俄歇能谱仪等进行了探讨。
4·In this paper, production process of copper sulphate and crude nickle from waste electrolyte.
介绍了废电解液除杂制取硫酸铜和粗镍的主要工艺条件及试验结果。
5·The primary procedures of the pretreatment and typical formulations of electroless nickle plating of nonmetal material are also introduced.
介绍了预处理阶段的主要步骤及化学镀镍的典型配方。