@bigollytechnology: 外观蓝亮、耐盐雾试验72小时以上的三价铬蓝锌钝化工艺。#蓝锌 #蓝锌钝化剂 #zincplating #zincplatingprocess #bluezinc #bluezincpassivator #production #effect #fyp

bigolly technology
bigolly technology
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Thursday 09 February 2023 07:44:49 GMT
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