The results show that the B-Cu vermicular cast iron has high resistances to wear and thermal fatigue, and it possesses better comprehensive performance and lower production cost.

结果表明硼铜蠕墨铸铁具有高的耐麿性、耐热疲劳性和更好的综合性能。

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In this paper, electroless technology had been used to coating Cu, Ni-B on the surface of plastic matrix first, and then to dissolve matrix plastics in solvent to get Ni-B foil.

本课题利用化学镀技术在塑料基体上镀铜、镀镍硼，然后将基体塑料溶解得到镍硼箔膜。

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The effects of elements B, Cu and Mn on structure and mechanical properties of the Bainite ductile cast iron in above-mentioned process were investigated.

研究了硼、铜、锰对贝氏体球墨铸铁组织和性能的影响，并讨论了球墨铸铁的性能滞后现象，即等温淬火后随时间延长硬度增加的现象。

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