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镀镍出来的为什么会发黄，发黑，怎么处理
镀镍出来的为什么会发黄，发黑，怎么处理
2025-03-14 23:30:03
推荐回答（1个）
回答1：
因为没有清洗干净，发黄是因为含有铁元素，导致氧化所致，发黑是因为镀镍品中含有银的成份，所以导致发黑
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