In the furnace the heat is generated by the arcs formed between the carbon electrodes and the metal charge, and by the resistance of the charge to the electric current.
炉子的热是利用石墨电极和金属炉料之问产生的电弧以及炉料对电流的电阻来取得的。
In the furnace the heat is generated by the arcs formed between the carbon electrodes and the metal charge, and by the resistance of the charge to the electric current.
炉子的热是利用石墨电极和金属炉料之问产生的电弧以及炉料对电流的电阻来取得的。
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