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1.引言由于国际合作和国际贸易的不断扩大,在金属涂饰领域中非常清楚地作为标准并使之成为国际标准化是必须的。就看最近几年,很多国家关于电镀涂层的标准有很大不同,这些国家进出口之间的差别,对于明确判断已制成的产品事实上是很困难的,因此,所有国家在近几年对于标准的通用和一致是紧要的和迫切的。一种电镀涂层最重要的作用是从属于一个坚强的实体同时防止基体金属腐蚀,因此,
1. INTRODUCTION Owing to the continuous expansion of international cooperation and international trade, it is absolutely necessary to standardize and make it an international standard in the field of metal finishing. Look at the recent years, many countries on the plating coating standards are very different, the difference between these countries import and export, for a clear judgment of the finished product is actually very difficult, therefore, all countries in recent years The year is critical and urgent to the commonality and consistency of standards. The most important role of an electroplated coating is to subordinate to a strong body while preventing corrosion of the base metal,