blast furnace shape的用法和样例：
例句
- The technology of coal powder spurted burning is applied in the annealing furnace for low carbon steel wire heated with coal powder.
煤粉加热低碳钢丝退火炉采用粉煤喷射燃烧技术，节能效果显著，环境污染有所改善，是值得推广的炉型。 - 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.
介绍了蓄热式加热炉炉型及燃烧系统设计中采用的一些新结构及新的技术手段，并对效果进行分析。
