有些国际标准或者地区性标准已经成为进行国际贸易的通行证,引起了国内许多生产厂家和外贸工作人员的极大关注。最近,本刊陆续收到许多读者来信,要求介绍这些标准的有关情况。 为此,本刊搜集了一些有关电子产品安全标准、美国 UL认证和 ETL认证、基本 EMC标准和通用 EMC标准、欧洲的EC指令和 EC标志、EMC 认证、欧洲 EMC标准等的资料。自本期起陆续刊出。 Some international standards or regional standards have become the permits for international trade and have aroused great concern of many domestic manufacturers and foreign trade workers. Recently, we have received many letters from readers, asking for the introduction of these standards. To this end, the magazine collected some information on electronic product safety standards, the United States UL certification and ETL certification, the basic EMC standards and common EMC standards, the European EC directives and EC signs, EMC certification, European EMC standards and other information. Since this issue one after another.