
Equipment For Commercial Kitchens - Dishwashing Facilities And Sinks - Part 4: Wastewater Sink, Requirements And Testing
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
Equipment For Commercial Kitchens - Dishwashing Facilities And Sinks - Part 4: Wastewater Sink, Requirements And Testing
出版:German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频