摘要
通过对近10年来空气监测数据进行分析,研究了哈尔滨市的大气污染特征。结果表明,哈尔滨市大气污染日数有明显的月变化,呈单峰型,1月最多,7月最少;近10年污染日数总体呈减少趋势;气温偏高可能是隆冬季节污染日数减少的原因之一,降雪对污染日数变化影响并不明显。
This paper studies the air pollution characteristics in Harbin city according to the analysis of air supervision data in recently 10 years. The result shows that the air pollution days has obvious monthly variation and appears singlepeak tendency, which is highest in January and lowest in July. The total pellution days reduced gradually in recently 10 years. The high temperatures may be one of the reasons that reducing the number of pollution days in the middle of winter. Snow has no obvious effect on pollution days.
出处
《林业科技情报》
2010年第1期111-112,共2页
Forestry Science and Technology Information
