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                                                                                             11000  12000      3.5        3          10                                                        3                                                                                                                                                                                                                                                                                                         6                                                                                                                                             2023        217           1.4     57%              20                  
  
       
 
 
  
  
           
          
              
           
                
2014-2015 ©                      蒙ICP备05070829号