The rainfall in 3 types of monitoring point in Chongqing was continuously monitored in 7 years. The results showed that the rainfall pollution in Simian Mountain was the lightest with the highest acid rain frequency; and that in Guanyinqiao was the most seriously with the lowest acid rain frequency.%对重庆市3种不同类型监测点的降水进行连续7年的监测.结果表明,四面山降水污染最轻,酸雨频率最高;观音桥点降水污染最重,酸雨频率最低.
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