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

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

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

?????:??