ºñ¹Ð¹øÈ£¸¦ ÀÔ·ÂÇØ ÁֽʽÿÀ.
ppt ¼º°æ°ÇØ¿¡ °ü½ÉÀÌ ÀÖÀ¸½Å ¸ñȸÀÚ¸¦ À§ÇÏ¿©
°³¹æÇÑ ÀÚ·áÄ«ÆäÀÌ´Ï À¯ÀÍÀÌ µÇ½Ã±â ¹Ù¶ø´Ï´Ù.
https://cafe.naver.com/yklmh