If it is K platinum, a long time outside silvery white layer of wear and tear, inside gold exposure, is no longer white, so also need regular maintenance plating white, can maintain long new.
如果是K白金，时间一长外面银白层磨损，里面黄金暴露，就没有以前那么白，所以也需要定期保养镀白，才能保养长新。
It is normal for white gold jewellery to lose brightness over time, but white gold wedding rings can be maintained with rhodium plating every few years or so.
白金珠宝随着时间的流逝失去光泽是很正常的事情，但是你可以通过每隔几年将其重新镀铑来使其保持光泽。
For now, white gold wedding rings are usually enhanced with rhodium plating, creating a luxurious shine and reflective surface.
目前，白金婚戒往往是通过镀铑来达到亮丽的光泽和反射效果。
We provide the service of polishing, cleaning, gold plating and white plating etc, Customers can take your old jewelry to our store and fresh it new.
本店提供抛光，清洗，镀黄、白金等服务，客人可以将自己的旧首饰带来本店翻新，使您的旧首饰焕然一新。
This combined tinsel is used as evaporating source for the process of vacuum plating with heat evaporation which forms dark brown glass on basic a substrate of general white float glass or plastic.
复合金属丝作为热蒸发真空镀膜工艺的蒸发源，在普通的白色浮法玻璃基片或塑料基片上形成茶色镜。
The lead-free nickel free white and bright nickel substitute plating process…bright nickel substitute tin salt 30g 666 lead-free nickel free white and …
批发采购电镀助剂-供应666无铅无镍光亮厚白铜锡（电镀助剂）批发…
The lead-free nickel free white and bright nickel substitute plating process…bright nickel substitute tin salt 30g 666 lead-free nickel free white and …
批发采购电镀助剂-供应666无铅无镍光亮厚白铜锡（电镀助剂）批发…
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