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

2?????????

3???150????

4????????

5??????????

?12?3??????????? ?,????,???????????????????,?????????????????,?????,?????????????????????

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????8??6??,????????????,???;?????

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??????????????????????????????????????????????????????6~8??????,????9~11?;?????6??????????????6???????,?6~10?,??????????????????????????12??

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

12????????3??,????,???????????????????????,???????????????????2~4?,?3~4????,???????????5~6?????,?7??????

??????,????????????,12?????3??????6????,??????????????????????????????????????????,?,???????????

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12?3?????????08???????4?????????????08?,????????????????????????????????????????????????????????????????????????????????????????????????????4~6????(?????????1)?

??1 ??(12???????3????08????-4??08?) ??????:???????????????

12??4?08???????5??08???????,?????????????????????????????????????????????????????????????????????????????????????????,????,??????????(25~30????????????????)??????????4~6?(?2)?

?????????????????2 ???????????(12????4??08?-5??????????08????) ????????:??

12?5?08??6?08????????,??????????????,??,????(5~9????)????????????????????5~6??????(?3)?

?3 ??????????????(12??5?????08?-6?????????????08???) ????:????? ??:??????