乌鲁木齐市采暖季空气质量变化趋势分析

为了定量评价乌鲁木齐市采暖季空气污染近五年的治理成效，给环境治理决策提供科学依据，运用回归分析方法，对乌鲁木齐市采暖季空气质量的浓度、级别和变化规律进行回归分析。分析结果表明，PM10、SO2、NO2三项污染物的浓度都有所下降，空气质量级别的污染天数呈现明显的月变化规律。乌鲁木齐市采暖季空气的重污染状况有所遏制，但SO2污染凸现，在下一步的治理工作中，加强尘污染治理的同时要加大对SO2的治理力度。

Analysis Change Trend on Air Quality of Heating Reason in Urumqi City

For evaluating administration effect on air pollution of heating reason in urumqi city and providing scientific foundation for environment management, concentration, level and change rule of air quality were analysed with regression analysis method in this avtide. The results showed that the concentration of PM10, SO2, NO2 was fall. Pollution days of air quality level showed obvious rules. The heavy pollution of heating reason in urumqi had kept within limits but SO2. During further management, dust pollution and SO2 controlling should be strengthened.