ambient air quality standard 环境空气质量标准 ambient air quality 环境空气质量 ambient air quality model 空气质量模式 air quality and emission standard 空气质量和排放标准 ambient air monitor 环境空气监测仪 ambient air 环境空气,周围空气,大气 ambient air monitoring 环境空气监测 ambient air samp...
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AAQS 英文全称ambient air quality standard 中文解释环境空气质量标准 缩写分类机构组织, BOC美国七大区中的地区电话公司 rb阅读缓冲器 ALP汇编语言程序 ALP美国工党 AOD数字音频点播系统, 在线音乐点播 AOD篇章随选 AOD【美】陆军军械部 AOD氩氧脱碳 ADDMD行政的目录管理领域...
环境空气质量标准(Ambient air quality standard).doc,环境空气质量标准(Ambient air quality standard) Circular on the implementation of the ambient air quality standard (GB3095-2012) All provinces, autonomous regions and municipalities directly under the
Ambient air quality - Standard method for the determination of mercury depositiondoi:UNE-EN 15853-2010本欧洲标准规定了使用冷气原子吸收光谱法(CVAAS)或冷汽原子荧光光谱法(CVAFS)测定环境空气中总气态汞(TGM)的标准方法.\n本欧洲标准适用于符合2004/107/EC指令和城市和工业场所要求的背景场所.\n该方法的性能...
内容提示: 环境空气质量标准(Ambient air quality standard) Circular on the implementation of the ambient air quality standard (GB3095-2012) All provinces, autonomous regions and municipalities directly under the central government, the environmental protection department (bureau), the Xinjiang production ...
(6) To attain this standard, the 3-year average of the weighted annual mean PM2.5 concentrations from single or multiple community-oriented monitors must not exceed 15.0 μg/m3. (7) To attain this standard, the 3-year average of the 98th percentile of 24-hour concentrations at each ...
(6)Toattainthisstandard,the3-yearaverageoftheweightedannualmeanPM2.5concentrationsfromsingleormultiplecommunity-orientedmonitorsmustnotexceed15.0µg/m3.(7)Toattainthisstandard,the3-year average of the 98th percentile of 24-hour concentrations at each population-oriented monitor within an area must not...
By 2040, almost half of China's population live in areas where air quality is compatible with the National Ambient Air Quality Standard, although vulnerability to the health impacts remains substantial because of urbanisation and an ageing population. 中国近几十年来以煤和石油为主的消费上升,使许多...
(3) The official level of the annual NO2 standard is 0.053 ppm, equal to 53 ppb, which is shown here for the purpose of clearer comparison to the 1-hour standard (4) To attain this standard, the 3-year average of the 98th percentile of the daily maximum 1-hour average at each ...