blast furnace
柯林斯詞典
1. N-COUNT A blast furnace is a large structure in which iron ore is heated under pressure so that it melts and the pure iron metal separates out and can be collected. (煉鐵的)鼓風爐; 高爐
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1. N-COUNT A blast furnace is a large structure in which iron ore is heated under pressure so that it melts and the pure iron metal separates out and can be collected. (煉鐵的)鼓風爐; 高爐