???????? ????????? 19? ?? ???? ??? ??? 3000? ?? ???? ‘?2? ???? ????’? ????. ????? ?????? ‘??? ?? ?? ??? ??’?? ??? ?? ???? ??? 100~200km? ??? ??? ?? ?? ???? ??? ??? ??? ???. ?? 8?? ???? ?? ???? ?? ???? ??? ??? ??? ???(?? 650m), ?????(570m), ???(850m), ??(700m)? ??? ?? ???? 120km ???? ???.