DIN 1045-2/A1-2005 加筋和预应力混凝土结构.第2部分:混凝土规范、特性、生产和一致性.DIN EN 206-1的应用规则.修改件A1
Concrete, reinforced and prestressed concrete structures - Part 2: Concrete - Specification, properties, production and conformity; Application rules for DIN EN 206-1; Amendment A1