ÀÚ±ÞÁ¦ S21 ¹ÙÀ̿÷¿ »ö»óÀ» ±¸¸ÅÇÏ¿´½À´Ï´Ù.(»çÀü¿¹¾à)
¹ÝÇ°ÇÏ°í ´Ù½Ã S21+ ·Î ±¸¸ÅÇÏ°í½ÍÁö¸¸, »çÀü¿¹¾à ÇýÅÃÀÌ ¾Æ±î¿ö
Ȥ½Ã S21 <=> S21+·Î ±³È¯ÇÏ½Ç Àǻ簡 ÀÖÀ¸½ÅºÐÀÌ °è½Ç±îÇؼ ¹®Àǵ帳´Ï´Ù.
Á¦°¡ Ãß°¡±Ýµå¸®±¸¿ä.