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depigmentation
youdao
Detreated effective decolorization rate of more than 95%, and do not return to color.
脱色效果好，脱色率可达95%以上，且不返色。
Because it is a good plating layers of titanium and therefore will never decolorization.
因为是镀了好几层钛银的，因此永远也不会脱色。
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