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以ASTM金丝标准为依据,详细说明20多年来金丝标准内容的增补、完善和演变,以及与金丝研制生产发展的联系。还简述我国的金丝标准及发展情况。
Based on the standard of ASTM gold wire, it details the supplement, improvement and evolution of the standard of gold wire over the past 20 years and the connection with the development and production of gold wire. Also briefed our country’s gold standard and development.