Experiment results indicated that rare earth could improve the hardness of bright nickel plating, the cathode polarization ability, the substrate bond strength and the grinding ratios of diamond tool.

研究结果表明，在镀液中添加稀土可以提高亮镍镀层的硬度和镀液的阴极极化能力，提高镀层与基体的结合强度和金刚石工具的磨削比。

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