±¸¸ÅÇϱ⠰¡½ºÃⱸ¾Ð·Â¼±Åà --¿É¼Ç ¼±ÅÃ-- 2.8kPa 6kPa (+3,000¿ø) 10kPa (+3,000¿ø) 15kPa (+3,000¿ø) 25kPa (+3,000¿ø) ÃÑ »óÇ° ±Ý¾× 0 ¿ø Àå¹Ù±¸´Ï ±¸¸ÅÇϱâ