
Blanks for superabrasive cutting-off wheels Part 1: Manually guided cutting-off in building and civil engineering (ISO 6105-1:2004)
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
Blanks for superabrasive cutting-off wheels Part 1: Manually guided cutting-off in building and civil engineering (ISO 6105-1:2004)
出版:German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频