标准编号:ISO 5003:1980
中文名称:道叉和十字路口用非处理钢平底钢轨和特殊断面钢轨.交货技术条件
英文名称:Flat bottom railway rails and special rail sections for switches and crossings of non-treated steel — Technical delivery requirements
发布日期:1980-11
标准编号:ISO 5003:1980
中文名称:道叉和十字路口用非处理钢平底钢轨和特殊断面钢轨.交货技术条件
英文名称:Flat bottom railway rails and special rail sections for switches and crossings of non-treated steel — Technical delivery requirements
发布日期:1980-11