              
  
2020/5/25
     5   21                                                                              2019            2019                                                                                                                                                                                                                                                                                                                                                                  
      
IE11 ᠪᠤᠶᠤ ᠪᠤᠰᠤᠳ ᠰᠢᠨ᠎ᠡ ᠬᠥᠲᠥᠴᠢ ᠶᠢ ᠠᠰᠢᠭᠯᠠᠭᠠᠷᠠᠢ