研究结果对如何提高车厢内换气效率及空气品质提供了重要参考。
It will offer important reference for improving the air exchange efficiency and indoor air quality in train compartments.
本文对双向恒温换气机的工作原理进行了分析研究，并对其风量、风压及热效率等特性进行了综合测试。
The tests have been conducted to analyse the working principle of temperature keeping air exchanger and test synthetically the volume of wind, pressure of wind and air heat exchanger efficiency.
L 2600新风换气机安装在空调系统主送风管道中，其显热交换效率与自备风机是否运转及湿度无关。
The YH - L2600 Fresh air Supplier is installed in the main entry air pipe of air condition system. Its heat transfer efficiency is not affected by the circulation of its fans and air humidity.
L 2600新风换气机安装在空调系统主送风管道中，其显热交换效率与自备风机是否运转及湿度无关。
The YH - L2600 Fresh air Supplier is installed in the main entry air pipe of air condition system. Its heat transfer efficiency is not affected by the circulation of its fans and air humidity.
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