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。
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。
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。
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