为提高铝及其合金的耐蚀性，采用在其上先浸锌镍合金再电镀其它金属。介绍了铝及其合金的前处理，锌镍合金溶液的配制、维护及操作中的注意事项。%The purpose of this article was to improve the corrosionresistance of aluminum and its alloys. Zinc-nickel dipping and subsequent electroplating was adopted. This article describes the pretreatment of aluminum and its alloys, preparation and maintenance of zinc-nickel alloy bath, and matters need attention during the operation.
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