中英
年均浓度
  • 简明
  • 网络释义
  • 专业释义
短语
  • 双语例句
  • 1
    建筑扬尘对贵阳市区较大范围内的PM 10浓度水平均有影响,对整个城区PM 10的年均浓度贡献接近12%。
    Construction fugitive dust showed great impact on the ambient PM10 level in Guiyang, and contributed 12% to the annual mean concentration of PM10 over the urban area.
  • 2
    研究发现,蒙古首都乌兰巴托年均可吸入颗粒物浓度为每立方米279微克,其后是又一个伊朗西部城市,萨南达杰,浓度为每立方米254微克。
    The study found that the Mongolian capital Ulan Bator had an annual average PM10s density of 279 micrograms per cubic meter, followed by another west Iranian city, Sanandaj, with 254 micrograms.
查看更多