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作者于1984年11月至85年3月在重庆地区对健康人和慢性支气管炎患者作与雾和大气监测分析完全同步的肺功能检测,结果重庆市区内雾污染较重,pH大多>5.0,其所含多种阴阳离子中以SO_3~(2-)和SO_4~(2-)最多,健康人吸入这种雾气后大、小气道功能均有损害,以吸后30分、60分时明显,慢支炎者吸雾后仅显示小气道功能损害,以吸雾30分时明显。
In November 1984 to March 85 in Chongqing in healthy subjects and patients with chronic bronchitis and lung monitoring tests were completely synchronized with the lung function tests, the results of heavy fog pollution in Chongqing urban area, the pH is mostly> 5.0 , Which contains a variety of anion and cation to SO_3 ~ (2-) and SO_4 ~ (2-) up to healthy people inhalation of this fog after the big and small airway function are damaged to suck after 30 minutes, 60 minutes Obviously, chronic bronchitis showed only small airway dysfunction after inhalation fog to 30 minutes to clear the fog.