
Pren Iso 14520-2 - Gaseous Fire Extinguishing Systems - Physical Properties And Systems Design - Part 2: Cf31 Extinguishant
出版:British Standards Institution

专家解读视频
Pren Iso 14520-2 - Gaseous Fire Extinguishing Systems - Physical Properties And Systems Design - Part 2: Cf31 Extinguishant
出版:British Standards Institution
专家解读视频