5、What is the function of the trim air valve?A．To optimize the zone temperature by adding cold air.B．To optimize the zone temperature by adding hot air.C．Toregulate the hot air pressure.
5、What is the function of the trim air valve?
A、To optimize the zone temperature by adding cold air.
B、To optimize the zone temperature by adding hot air.
C、Toregulate the hot air pressure.
发布时间：2025-12-10 08:23:15
