
Flexible sheets for waterproofing - Determination of thickness and mass per unit area - Part 2: Plastics and rubber sheets for roof waterproofing
出版:Comite Europeen de Normalisation

专家解读视频
Flexible sheets for waterproofing - Determination of thickness and mass per unit area - Part 2: Plastics and rubber sheets for roof waterproofing
出版:Comite Europeen de Normalisation
专家解读视频