[??]???? ?? ??? 12?…“?? ?????”

???? 25??? ??? ???? ???? ???? ? ?? ??? ?????.

???? ?? ???? ??? ???? ????? ?? ?? 9??? ?? ??? ????? ???.

?? ????? 10~18?, ? ????? 23~27?? ??? ????.

???? ??? ? ?? ??? ???? ??? ????, ? ?? ??? ?? ??? ??? ??? ?? ??? ???? ?? ?? ???? 10? ???? ??. ?? ?? ????? ??? ??? ??.

??? ?? ????? Δ?? 15? Δ?? 17? Δ?? 13? Δ?? 15? Δ?? 13? Δ?? 10? Δ?? 14? Δ?? 17? Δ?? 14? Δ?? 15? Δ?? 18?, ? ????? Δ?? 27? Δ?? 25? Δ?? 26? Δ?? 25? Δ?? 26? Δ?? 26? Δ?? 26? Δ?? 26? Δ?? 26? Δ?? 25? Δ?? 25?? ????.

???? ????. ???????? ??? ?? ??? ???? ????? ‘??’ ?????, ?????? ?? ??? ??? ??? ?? ?? ??? ????.

??? ??? ?? ????? 0.5m, ?? ????? 0.5~1.5m, ?? ????? 0.5~2.0m, ?? ????? ?? 1.0m, ?? ?? ????? ?? 2.5m?.