目的比较热湿交换器和加热湿化器对呼吸机相关性肺炎(vap)的预防作用。
Objective to study the advantages of heat and moisture exchangers compared with heated humidifiers in reducing the incidence of ventilator-associated pneumonia (VAP).
通过一系列实验，研究了热湿交换材料特性、通道长度和运行工况等因素对全热交换器热回收效率的影响。
Through a series of experiments, studies the influence of material properties, passage dimensions and operating conditions on the cross-flow heat recovery ventilator (CFHRV).
通过一系列实验，研究了热湿交换材料特性、通道长度和运行工况等因素对全热交换器热回收效率的影响。
Through a series of experiments, studies the influence of material properties, passage dimensions and operating conditions on the cross-flow heat recovery ventilator (CFHRV).
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