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应用 LECO-444LS 红外高频燃烧测定仪,采用 ISO9556和 ISO4935标准分析方法测定钢中超低碳硫>0.000 5%,取得了满意的结果。
Using LECO-444LS infrared high-frequency combustion analyzer, the method of ISO9556 and ISO4935 was used to determine the content of ultra-low carbon sulfur> 0.0005% in steel. Satisfactory results were obtained.