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Pretreatment process
堿性抑制劑
立即咨詢：18912662871
產(chǎn)品詳情
1）適合堿性鍍鋅工藝
2）對鍍液無任何不良影響，能有效抑制堿霧
3）用量少，對環(huán)境友好
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