
Methods For Measuring Of The Energy Use From Equipment For Commercial Kitchens - Part 18: Wafflebake
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
Methods For Measuring Of The Energy Use From Equipment For Commercial Kitchens - Part 18: Wafflebake
出版:German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频