ֱ ַ ϴ ַ ǸŻ ְ λԿ Ϻ ְ 3,000 4,000 λ ùΰ κ Ǫ ϰ ִ.
Ϲ ϴ ְ ݴ(3,000~4,000) ϰ Ƿ 1,000 λ 뿵 ſ δٴ ν ɾ ִ.
̿ 뿵ÿ ϰ ϴٰ ǴϿ 3,000 ȭϴ å ִ. 켱 õ ̼ Ƚ ȸ 18ҿ Ͽ 1 ְ (4,0003,000)ϰ, 6 ó λ 32 ҿ ߰ 뿵 Ϲ ְ 3,000 ȭ ߴ.
뿵ô ε 뿵, ̼뿵 ÷ ̶ .
泲Ÿ