a furnace in which the material that is being treated is heated indirectly by flames that are directed at the roof and walls of the furnace
双语例句
Various factors influencing fuel consumption by reverberatory oil-fired tin furmace are briefly analysed.Methods and measures to reduce the consumption are discussed. 理论与实践相结合简要分析了影响燃油炼锡反射炉油耗的各种因素,探讨了降低油耗的方法和措施。