firing system的用法和樣例：
例句
- Another early approach to controlling exhaust emissions was the engine modification, or controlled-combustion system.
另一種早期的控制排氣污染的途徑是發動機調整或控制燃燒系統。 - 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。
