Draft Document - Factory-made double skin metal faced insulating sandwich panels - Part 3: Test methods for determining mechanical strength, building physical behaviour and durability; German and English version prEN 14509-3:2021
文件草案.工厂制造的双层金属表面绝缘夹层板.第3部分:测定机械强度、建筑物理性能和耐久性的试验方法;德文和英文版本prEN 14509-3:2021