uptake flue

例句：

1. 1. The exhaust gas from the engine is directed into the intake flue.
   发动机排出的废气被引导到吸入管。
2. 2.The air inlet of the ventilation system is designed to minimize uptake flue emissions.
   通风系统的进气口设计成最小化吸入管排放。
3. 3. The engineers were tasked with designing a new intake flue that would improve efficiency.
   工程师们负责设计一个新的吸入管，以提高效率。