DIN EN 1993-1-3/NA-2010 国家附录.国家制定参数.欧洲法规3:钢结构的设计.第1-3部分:一般规则.冷式构件和薄板材用增补规则
National Annex - Nationally determined parameters - Eurocode 3: Design of steel structures - Part 1-3: General rules - Supplementary rules for cold-formed members and sheeting