Iron and steel . macrographic examination by sodium sulphur print socalled lead print method 钢铁.钠硫印痕低倍检验.亦称铅印法
2.
Testing of welded joints of thermoplastics semi - finished products - part 5 : macroscopic examination 热塑性塑料半成品焊接接头的试验.第5部分:低倍检验
3.
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
4.
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