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

2??????????

3?51pc·mc????

4?????????

5??????

????2?12?????? ????,??,??????????,???????;???,?;???????

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??????????????,12??,?4~5?,?????????????????4~6?,????8?,????????????????8~10??????????????????????6~7?????

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2????12?????08?????13??08?,????????????????????????????????????????????????????????????,????,????(10~12???????????????)??????????????????????????????????,????,?(50~60?)????????????????????????????????????????????4~5??;?????????????????????6~7?????????

????(2????12??08????-13?08????) ?????????????????????:???????????????

2????13????08???????14?????????08????,????????????????????????????,???????????,??????????(10~15???????)???????????????????????????????????????????????????????????????????????????????,??,???????(25~35???????)?????????????????????????4~6?;???????????????????????????????6~7???

?????????????(2?????13????08?-14????08????) ?:????

2????????????14?????????08????????15?????08?????,?????????????????????????????????????,??????,?????????????????????????????????????????????????????????????????????????????????,????????????????????,?????????????(25~30?)????????????4~6??;??????????????????6~7??

??(2????14?????08????-15?????08????????) ??:???? ?????:???????????