美利体育登录入口官网:DIN 20000-5:2016-06
建筑产品在结构中的应用第5部分:矩形截面强度分级结构木材
Application of construction products in structures - Part 5: Strength graded structural timber with rectangular cross section / Note: To be replaced by DIN 20000-5 (2022-11).*To be amended by DIN 20000-5/A1 (2020-11).