Variable Air Volume (VAV) systems are widely used nowadays because of the great potentials in energy savings.

变风量系统由于其可观的节能效果在大型商务建筑中得到日益广泛的应用。

youdao

Variable Air Volume (VAV) systems are widely used nowadays because of the great potentials in energy savings.

变风量系统由于其可观的节能效果在大型商务建筑中得到日益广泛的应用。

youdao