9 28() մϴ.
12ְ Ǹ, ð 1ÿ 5ñ 4ðԴϴ.
Ⱓ 8 9 ~ 9 13̿ ɰ Ź 帳ϴ.
ڼ Ʒ ũ ϼ.
http://sce.igse.ac.kr/program/detail.asp?idx=186