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如何防止銅變色?


銅是活潑金屬,在腐蝕介質中很容易氧化變色,所以應進行飩化、封閉等防變色處理,請選用云清牌 銅材飩化液”“云清牌 銅材護膜液”“云清牌 銅防變色劑等商品,能達到防止銅變色的要求。

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