blast furnace shape的用法和樣例：
例句
- The technology of coal powder spurted burning is applied in the annealing furnace for low carbon steel wire heated with coal powder.
煤粉加熱低碳鋼絲退火爐採用粉煤噴射燃燒技術，節能效果顯著，環境污染有所改善，是值得推廣的爐型。 - Some new constructions and technology which are applied to the design of furnace construction and combustion system are introduced, and the application effect is analysed.
介紹了蓄熱式加熱爐爐型及燃燒系統設計中採用的一些新結構及新的技術手段，並對效果進行分析。
