The monitoring data in state controlling air sampling sites have been statistically treated to analyze pollution situation and regularity of NO2 and O3 in Nanjing Area.
根据南京市环境监测中心站大气国控点监测的空气质量数据，统计并分析了NO2和O3的污染变化特征及规律。
These flying robots could be fitted with air sniffing or sampling technology to test air quality, search for pollution or give early warning about biological or gas attacks.
这些飞行机器人也可用于空气嗅探或取样，以检测空气质量，寻找污染，在生物或毒气袭击前发出预警。
These flying robots could be fitted with air sniffing or sampling technology to test air quality, search for pollution or give early warning about biological or gas attacks.
这些飞行机器人也可用于空气嗅探或取样，以检测空气质量，寻找污染，在生物或毒气袭击前发出预警。
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