... combustion air metering hole 燃烧空气计量孔 combustion air pipe燃烧空气管 combustion air preheater 燃烧空气预热器 ...
双语例句
1
The exhaust pipe influences air supply and smoke exhaust, that can induce incomplete combustion and efficiency decline.
排烟管的设计安装不当将影响空气的供给，从而引起燃烧不完全和火焰拉长现象，导致热效率下降。
2
Air pressure protection device: When the fan doesn't work, or the flue pipe is blocked, or the air pressure is too high, combustion will automatically stop.