????:1????????:??50????????

2????????

3?????????

4???9598???

5???????????

?????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?????

?????:???