Al and Rare Earth in bath can improve the corrosion resistance of coating.
锌池中的铝和稀土可以提高镀层的耐蚀性。
The alloying elements in bath play a key role in controlling of coating quality.
锌池中合金元素对镀层质量起到关键作用，其成分一般都特别复杂。
The alloying elements in bath play a key role in controlling of coating quality.
锌池中合金元素对镀层质量起到关键作用，其成分一般都特别复杂。
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