2021  1  8          
  
2021/9/15
     2021  1  8                 85.9%     2.7                    55.6%     29.8               29.6%     4.1     12                   99.2%       96.7%        95.0%       93.0%       88.5%       85.2%      82.7%       79.8%      79.0%      78.6%       78.2%       74.5%           PM2.5   23  /       20.7%   12   PM2.5            10  /         17  /        20  /        22  /        22  /        24  /        24  /        25  /        25  /       27  /        29  /        29  /                      12                                                                          
 
       
 
 
  
 
2014-2015 ©                      蒙ICP备05070829号