During the smelting of an iron ore containing high fluoride content in a small blast furnace, the hearth refractories were severely corroded.
在某地高氟含量铁矿石的冶炼过程中，炉缸粘土质高炉砖砖视遭到了极其严重的破坏作用。
During the smelting of an iron ore containing high fluoride content in a small blast furnace, the hearth refractories were severely corroded.
在某地高氟含量铁矿石的冶炼过程中，炉缸粘土质高炉砖砖视遭到了极其严重的破坏作用。
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