exhaust air duct

• 排气管道

exhaust air duct的用法和样例：

例句

1. Each main exhaust pipe shall have one exhaust fan.
   一个风机控制一个主要的排气管道。
2. The exhaust ducting is cooled by four air inlets around the jet pipe.
   排气管道被四个围绕喷射管道的进口空气冷却。