美利体育登录入口官网:DIN EN 13481-2:2017 轨道交通.铁轨.紧固美利体育官网首页网址的性能要求.第2部分:混凝土轨枕的紧固美利体育官网首页网址;德文版本EN 13481-2-2012+A1-2017
Railway applications - Track - Performance requirements for fastening systems - Part 2: Fastening systems for concrete sleepers; German version EN 13481-2:2012+A1:2017