短語(yǔ)詞組短語(yǔ)ladle arc refining furnace 鋼包爐ladle furnace refining LF 精鍊ladle refining furnace 鋼包精鍊爐;[冶]桶式精鍊爐Ladle refining furnace transformers 鋼包精鍊爐變壓器ladle refining process 桶式精鏈法shaking ladle refining 搖包精鍊molten steel ladle refining 鋼水爐外精鍊ladle refining installation 桶中精鍊裝置teeming ladle refining furnace 盛鋼桶精鍊爐 返回 ladle refining