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| DC 电弧炉 (A new 20-tonne vacuum induction melting (VIM) furnace, three 150-tonne DC electric arc furnaces and two 36-in. vacuum arc remelt (VAR) furnaces have just begun operation. —座新建的 20t 真空感应熔炼 (VIM) 炉，三座 150t 直流电弧炉和两座 36in 的真空电弧重熔 (VAR) 炉于近期刚刚投产。); 直流电弧炉 | |||
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DC electric arc furnace : 4 phrases in 1 subject |
| Metallurgy | 4 |
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