
Pren Iso 14520-3 - Gaseous Fire Extinguishing Systems - Physical Properties And Systems Design - Part 3: Fc-2-1-8 Extinguishant
出版:British Standards Institution

专家解读视频
Pren Iso 14520-3 - Gaseous Fire Extinguishing Systems - Physical Properties And Systems Design - Part 3: Fc-2-1-8 Extinguishant
出版:British Standards Institution
专家解读视频