      2  10  
  
2019/2/1
         1  30              12        2  10      2019  2  10    2  19                                                                 
    
IE11 ᠪᠤᠶᠤ ᠪᠤᠰᠤᠳ ᠰᠢᠨ᠎ᠡ ᠬᠥᠲᠥᠴᠢ ᠶᠢ ᠠᠰᠢᠭᠯᠠᠭᠠᠷᠠᠢ