hearth n.炉床,灶台,炉边锻造炉;敞...acid open-hearth furnace 酸性敞炉...acid open-hearth 酸性平炉...acid open-hearth process 酸性平炉法...acid hearth 酸性敞炉...acid open-hearth steel 酸性平炉钢...furnace hearth 炉底;炉床...fore-hearth 前炉...cooling hearth 冷却炉床...smith hearth 锻卢...hearth and oven castings 炉床及炉用铸件...open hearth steelmaking 平炉炼钢...lead ore hearth 溶铅矿敞炉...annealing hearth 退火敞炉...basic hearth 碱性敞炉...basic open-hearth steel 碱性平炉钢...siemens-martin open hearth furnace 平炉...dead hearth generator 死膛发生炉...hearth block 炉床砖...basic open-hearth furnace 碱性平炉...rotary hearth incinerator 回转床式焚烧炉...
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