                 
  
2020/4/16
     2020                                 4   14                                                             
                                                                                                                       
                                                                                    
                                                                                                 
       
IE11 ᠪᠤᠶᠤ ᠪᠤᠰᠤᠳ ᠰᠢᠨ᠎ᠡ ᠬᠥᠲᠥᠴᠢ ᠶᠢ ᠠᠰᠢᠭᠯᠠᠭᠠᠷᠠᠢ