In recent years,extraordinary measures have been taken in the large-scale competitions held,resulting in a sharp decline in pollutant emissions and a substantial improvement in ambient air quality in a short period of time.Through the analysis of the improvement effect of air quality during the Beijing Olympic and Paralympic Winter Games,it is expected to provide a basis for effective measures in the future.
关键词
北京冬奥会、冬残奥会/空气质量/管控措施/效果分析
Key words
Beijing Olympic and Paralympic Winter Games/air quality/control measures/effect analysis
维普
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