炉顶
furnace［oven］roof，furnace top(高炉的)，(fumace)crown，roof(arch)，(shaft)top，summit of furnace◇半悬吊式炉顶semi-suspended roof，带支架的炉顶scaffold top，捣制［浇灌］炉顶【冶】castable rof，吊挂式［吊拱式，悬挂］炉顶*，拱形［式］炉顶*，碱性炉顶basic roof，可卸式炉顶removable arch，冷炉顶(鼓风炉的)cold top，炉壳支承的炉顶shell-supported top，门式提升炉顶*，密封炉顶(高炉的)sealed top，棋盘式烧成铬镁砖和镁砖炉顶*，砌合［固结］炉顶bonded roof，倾斜式炉顶【冶】sloped roof，塔架式炉顶tower top，旋转布料器［麦基式］炉顶*，整炉顶构造full roof construction，柱支承炉顶column-supported to |