用化学方法在基体材料上制备的以银为主体的贵金属镀层。电子工业、仪器仪表制造业及无线电产品的零部件都广泛采用镀银以降低金属表面的接触电阻、提高金属的焊接能力。
银镀层变色不仅影响镀层的外观，更重要的是影响镀层的导电性能。
Silver plating color variation affects not only its outlook but also its electricity conductibility.
研究结果表明选择带电入池，无冲击电流方式时，可增强银镀层的结合力。
The result showed that the mode of sample entering electroplating bath with electrification and without impact current could made the adhesion harder.
结果表明，金刚石粒子的加入能有效提高银镀层的耐磨性和电接触使用寿命。
Results show that silver deposits are greatly improved in wear resistance and service life of electric contact.
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