应该承认，在电镀之前，原来的锈没有被清除干净，结果，镀的铬外皮也不牢固，你可以从照片上看出来。
It should be admitted that the rust was not scoured off completely before electroplating. As a result, the chrome coating would certainly not hold. You can see it from the photos.
被正式称为学院奖的奥斯卡小雕像，表面镀有一层24k的黄金。
The Oscar statuettes, officially dubbed the Academy Award of Merit, have a 24-karat gold plating on their surface.
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。
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.
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