布风器是空调通风系统末端装置，具有结构紧凑、外形美观、安装容易、噪音低、调节方便等优点。
The ventilation terminal is the terminal device of the air conditioning system, with the features of compact structure, pretty appearance, ease installation, ow noise, convenient for adjustment, etc.
在主要的房间里，自动通风系统安装了可调节风量控制装置，使通风系统能够根据要求使用，从而节省能源。
In the main rooms, the automatic ventilation system has been equipped with adjustable volume flow control units to be able to use the ventilation system on demand and therefore saving on energy.
试验结果表明，该调节门是一种较为理想的流量调节装置，完全适用于通风机性能测试。
The experimental results show that the new valve functions to well in testing the rate of gas flow that it can be applied to the performance testing of ventilators.
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