DIN EN 302-3:2022
承重木结构用粘合剂 试验方法 第3部分:通过温度和湿度循环确定木纤维酸损伤对横向拉伸强度的影响
Adhesives for load-bearing timber structures - Test methods - Part 3: Determination of the effect of acid damage to wood fibres by temperature and humidity cycling on the transverse tensile strength; German and English version prEN 302-3:2021