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六、有关低压电器的日本标准目录研究国外标准,必须首先找出与本专业有关的现行有效的标准原版目录,单靠国内各情报部门的馆藏标准目录,难免失误。经查证,日本标准协会每年出版一次《JIS总目录》。现已从1987年《JIS总
6. For the study of foreign standards for the Japanese standard catalog of low-voltage electrical appliances, it is necessary to first find out the catalog of the current effective standard original catalogs related to the profession. After verification, the Japan Standards Association publishes “JIS General Catalogue” once a year. Now from 1987 "JIS total