????????????????????

????:??????????????:????????

??1??5?? ???,????10?????(1??5-14?????????),??

?10??????,??????????????????,??????????????????????????2~8??,????????????????????????????????????????????????????????????15~25???????

?????10??????????????????,???????????????,??,??2~3?????????????????????????????????????????1~2??

????????????:

6-9?????????????????,?,?????4~6?????,?????????????????????????8?????;???????????4~5????,????6~8????????????????

6?????-9??,??????????,???????????????????,?,?????????????????????????????????????????????????????,??,?,????????????????

10-12?,??????????,????????,?????????????

???????????????

????????????????????????11-14???(1??15-18????????),????????????????2~5???,?????????10?;????????????

???????????????11-14??,?????????????????,??????????1~2?,??,??????????????????????2~3??

??????

1.??????

6-9??11-12?,????,????,??,????????????????????1~2??

2. ??

6????????-9?,??????,?????????,????????????????????,???????????????????????????????????????????????????????????????,??????????,????,?????????????????????

3.?

5-7?,???????????????????????,????;?????,????1km?????

???:??????