| 释义 |
高炉gāolú从矿石提炼生铁的熔炼炉,直立圆筒形,内壁用耐火材料砌成。由顶上的开口装料(矿石、石灰石、焦炭等),铁水从靠近炉底的口流出。{blast furnace; large vertical cylindrical furnace for smelting iron from ore, with its interior lined with refractory material, an opening in the top for loading iron ore, limestone and coke, and another opening close to the bottom for discharging molten iron} |