
Paints and varnishes - Corrosion protection of steel structures by protective paint systems - Part 5: Protective paint systems
出版:Ente Nazionale Italiano di Unificazione (UNI)

专家解读视频
Paints and varnishes - Corrosion protection of steel structures by protective paint systems - Part 5: Protective paint systems
出版:Ente Nazionale Italiano di Unificazione (UNI)
专家解读视频