阻剂：用来选择性保护某图形区域免受蚀刻剂，焊料或电镀影响的涂层材料。
Resist: coating material used to mask or to protect selected areas of a pattern from the action of an etchant solder or plating.
研究了在铜合金表面电镀纯铜层保护膜对铜合金引线框架氧化失效的影响。
The effects of surface electroplate pure copper on oxidation failure of lead frame copper alloys for IC package were investigated.
镁合金表面化学转化处理可以提高镁合金耐蚀性并为其后的涂层、电镀层、化学镀层等保护提供良好基底。
Chemical conversion treatment on face of magnesium alloys can improve its corrosion resistance and provide a better base for following painting: electroplating, electroless chemical plating, etc.
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