对GB/T 699-1999《优质碳素结构钢》标准改革的探索
中国标准化(英文版)（2013）
Abstract
<正>According to the national standards development and revision plan by the Standardization Administration of China(SAC),China Metallurgical Information and Standardization Institute(CMISI),Shijiazhuang Iron and Steel Co.Ltd.and other units take charge of the revision of GB/T 699-1999,High Quality Carbon
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