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| 钢包精炼法; 钢包精炼过程 (When steelmaking slag is carried over in large quantities into the ladle, the unstable oxides (FeO, MgO) and impurities (P₂O₅) in the slag affect steel cleanliness and ladle refining process. 炼钢渣大量进人钢包时，渣中的不稳定氧化物((FeO 和 MgO) 和杂质 (P₂O₅)) 会对钢的纯净度和钢包精炼过程产生负面影响。) | |||
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ladle refining process : 3 phrases in 1 subject |
| Metallurgy | 3 |
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