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blast furnace smooth working; regular working of furnace; smooth operation of BF (【技】炉料下降均匀、炉温控制良好、煤气分布均匀、生铁合格率高、各项冶炼指标保持良好的高炉冶炼状态。); smooth operation of blast furnace; smooth performance of blast furnace; smooth working condition of blast furnace |
高炉炉况顺行 : 3 phrases in 1 subject |
Metallurgy | 3 |