结果证明，ANN模型用于区域环境空气质量评价，其评价结果比较直观。

The results showed that the ANN model could obtain a directly - quantitative results in the comprehensive assessment of city regional ambient air quality.

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将多污染因子评价归结于单目标决策，比较直观地反映出某区域环境空气质量综合水平及污染程度。

When the multi-ingredient pollution if transformed into the single-object decision, the results could directly show the integrative level and pollution degree of a certain area air quality.

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大气气溶胶质粒通过直接辐射强迫和间接辐射强迫两种方式影响着地球气候系统，同时，它在区域环境空气质量问题上也扮演重要角色。

Aerosol has much influence on the earth-atmosphere climate system through its impact on direct and indirect radiative forcing. It also plays a crucial role in regional air pollution problems.

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