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

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

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

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