
Vitreous and porcelain enamels. Glass-lined apparatus for process plants. Quality requirements for glass-lined flanged steel pipes and flanged steel fittings
出版:British Standards Institution

专家解读视频
Vitreous and porcelain enamels. Glass-lined apparatus for process plants. Quality requirements for glass-lined flanged steel pipes and flanged steel fittings
出版:British Standards Institution
专家解读视频