This paper introduces nanofiltration for nickel plating rinse water treatment in small-scale test, industrial practice and preliminary purification of nickel sulfate, respectively.

本文主要介绍了用纳滤膜处理电镀镍漂洗水的小试研究、工业实践及硫酸镍初步纯化研究。

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A colouring technology of bright nickel coating was proposed in this paper.

本文提出一种光亮镍镀层上的着色工艺。

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New technological process to extract copper powder and nickel sulfate from electroplating sludge was reported in this paper, and the economic barometer of technology procedures was examined in test.

提出了利用铜镍电镀污泥生产金属铜和硫酸镍的工艺流程，并用试验考察了各工序的技术经济指标。

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In the safety zone, a guy would flip you a nickel, you'd hand him his paper and then dig around your pockets, like you had to hunt around for two pennies change.

CNN: Excerpt: 'Joe DiMaggio: The Hero's Life'