????:1?????:????????

2?98????????

3?????

4??????

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???????

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