| 释义 |
〔hearth〕The lowest part of a blast furnace or cupola, from which the molten metal flows.炉底部分：熔化的金属可从中流出的鼓风炉或化铁炉的最低部分〔mantle〕The outer wall and casing of a blast furnace above the hearth.壁炉上的外墙：壁炉地面上方鼓风炉子的外墙或铸件〔blast〕A forcible stream of air, gas, or steam from an opening, especially one in a blast furnace to aid combustion.吹风，送风：从出口，尤其是从助燃鼓风炉的出口出来的空气，其他气体或蒸汽气流〔cupola〕A cylindrical shaft type of blast furnace used for remelting metals, usually iron, before casting.融铁炉：一种具有圆筒状炉胸的鼓风炉，用于在浇铸之前对金属，通常是铁进行再融化 |