     2019          
  
2018/11/28
                                                              2019                                   2019                                               
    
IE11 ᠪᠤᠶᠤ ᠪᠤᠰᠤᠳ ᠰᠢᠨ᠎ᠡ ᠬᠥᠲᠥᠴᠢ ᠶᠢ ᠠᠰᠢᠭᠯᠠᠭᠠᠷᠠᠢ