GB/T 35479-2017超硬磨料制品金刚石或立方氮化硼磨具形状总览和标记国家标准
英文:Superabrasive products—Grinding tools with diamond or cubic boron nitride—General survey and designation GB/T 35479-2...
英文:Superabrasive products—Grinding tools with diamond or cubic boron nitride—General survey and designation GB/T 35479-2...