分离式热管煤气、空气双预热器在上海宝钢4#高炉热风炉上的应用
분리식열관매기、공기쌍예열기재상해보강4#고로열풍로상적응용
Application of Separation Type Heat Pipe Coal Gas - air Preheater in 4 # Warm Air Furnace of Blast Furnace at SHANGHAI BAOSTEEL GROUP CORPORATION