It will offer important reference for improving the air exchange efficiency and indoor air quality in train compartments.
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。
High-efficiency heat exchange and rear panel air vents ensure maximum air flow.
高效率的热交换和背板通气孔保证了最大空气流量。
Ljungstrom air preheater is important equipment to recover waste heat and improve heat exchange efficiency for thermal power plant, steel industry and chemical industry.
容克式空气预热器是热力发电厂、钢铁和化工行业回收余热，提高换热效率的重要设备。
Detail analysis indicates that the mass cycle modal can improve the efficiency of mass transfer and mass exchange, and can be used in such regions as the control of indoor air quality and etc.
分析表明，质循环模型能够提高质传递和质交换的效率及可控性，可用于室内空气品质的控制等领域。
An experimental study was conducted of the separation efficiency and separator resistance of a horizontal heat exchange mode based square separator under different air speeds and inlet concentrations.
对卧式热交换式方形分离器在不同风速和不同入口浓度下分离效率和阻力进行试验研究，并分析了运行工况分离性能。
Volumetric efficiency is a very important parameter to test whether the engine has a good process of air exchange, its also an important guide line to scale the engine performance.
充量系数是表征换气过程进行完善程度的一个极为重要的参数，是衡量发动机性能的重要指标。
The present invention relates to air conditioner technology, and is especially heat exchanger fin structure capable of raising the heat exchange efficiency of the heat exchanger.
本发明涉及空气调节器技术领域，是一种能提高热交换器热交换效率的空调热交换器翅片结构。
The effects of platform pitch on heat exchange efficiency of direct air cooled condenser under different wind velocities were analyzed.
分析了不同风速下空冷平台间距对直接空冷凝汽器换热效率的影响，并探索了空冷平台间距的相对合理范围。
The effects of platform pitch on heat exchange efficiency of direct air cooled condenser under different wind velocities were analyzed.
分析了不同风速下空冷平台间距对直接空冷凝汽器换热效率的影响，并探索了空冷平台间距的相对合理范围。
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