DIN EN 14081-2-2010 木结构.矩形截面的强度等级结构木材.第2部分:机械等级.初始型号试验的附加要求.德文版本EN 14081-2-2010
Timber structures - Strength graded structural timber with rectangular cross section - Part 2: Machine grading - Additional requirements for initial type testing; German version EN 14081-2:2010