furnace hearth
美英
        - un.炉膛;炉底;炉缸
 furnace hearth
furnace hearthfurnace hearth
炉膛
工业炉名词术语 -... ... 10.1.1 拱顶 arch 10.1.2 炉膛 furnace hearth 10.1.3 炉墙 furnace wall ... 
                炉底
hearth ... fore hearth 前炉床, 预热室, 炉前室, 贮水铁炉, 前炉 furnace hearth 炉底; 炉床, 炉缸 lead ore hearth 熔铅矿敞炉 ... 
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