½ÃÃÑ 30À§³» IT ¾÷Á¾ ºñÁß 20³â¸¸¿¡ '25.4%¡æ63.3%'

±è¼ÒÇü ±âÀÚ

±â»çÀÔ·Â 2021-01-12 11:08