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Ｇ Ｂ／ Ｔ １７４２５—１９９８ 标准已经发布实施。为了实施好这项重要的有关铁路主产品质量的国家标准，本文将对标准中的一些主要问题作分析、介绍。
G B / T 17425-1998 standard has been released for implementation. In order to implement this important national standard on the quality of railway main products, this article will analyze and introduce some major problems in the standards.