Evaporative coolers are a cheap alternative to refrigerative air-conditioning .
蒸发冷却器对于制冷空调系统是另一成本低廉的选择。
Then makes the good progress using the evaporative cooling technology .
利用蒸发冷却技术即可取得良好的的效果。
Whereas refrigerative systems reduce the humidity of air ( because some water vapour condenses and is drained away ) , evaporative coolers increase humidity .
制冷系统减少空气湿度（因为一些水蒸汽凝结又流尽了），蒸发冷却机却是增加了空气湿度。
Evaporative cooling is a fundamental social dynamic and one that is corrosive to the long term health of communities .
蒸发冷却是社交的一种基本动态而且对社区的健康有长期的腐蚀性影响。
Altered bi-phase flow regime in supermarket evaporative coils : laboratory and field experiences .
