ozone was first used in cooling tower water treatment in the late 1970s when government and private concerns conducted research on its effective use.
当政府和私人的关心在它的有效使用上引导研究的时候新鲜的空气在1970年代后期内是第一的在冷却的塔水治疗中用。
methods 118 samples of condensate and cooling tower water in central air-conditioning systems were collected from 22 public places in dongyang from 2006 to 2008.
方法于2006-2008年采集东阳市区22家公共场所中央空调冷却塔水和冷凝水118份,进行军团菌分离、鑒定和血清学分型。
results: in the 104 cooling tower water samples from 13 places, 16 legionella pneumophila strains(15.38%) in five places(38.4%) were detected.
结果:13家单位共采集104件冷却塔水样,在5家场所(38.4%)的水样中检出嗜肺军团菌16株,检出数占样品总数的15.38%。