      
  
2020/2/19
     2   18                                                                                      3                    
    
IE11 ᠪᠤᠶᠤ ᠪᠤᠰᠤᠳ ᠰᠢᠨ᠎ᠡ ᠬᠥᠲᠥᠴᠢ ᠶᠢ ᠠᠰᠢᠭᠯᠠᠭᠠᠷᠠᠢ