Considering as ventilation efficiency of slow and deep respiration is higher than fast and light respiration.

从通气效率来考虑,慢而深的呼吸比快而浅的呼吸效率要高.

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Ventilation efficiency: an evaluation of the pollutant removal capacity of a ventilation system.

通风效率才是表示去除污染物的能力. 与污染物浓度有关的.

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Indoor air quality, ventilation efficiency and ventilation pattern was introduced in this paper.

本文介绍了室内空气品质 、 通风效率、通风方式等.

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