Iron and steel . macrographic method of showing and describing the chemical heterogeneity of effervescent steel wire rod 钢铁.沸腾钢线材化学杂质的显示和说明的低倍法
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Iron and steel . high carbon continuous cast steel wire rod . macrographic method of showing and describing the chemical heterogeneity 钢铁.高碳连续铸锭钢线材的多相性显示及描述的低倍检验法
3.
Iron and steel . high carbon steel wire rod derived from ingots . macrographic method of showing and describing the chemical heterogeneity 钢铁产品.由钢锭加工的高碳钢线材.化学杂质显示及描述的低倍检验法