????????????:?????
??2?3?????? ?,2???3?,??,????????????????????????????????????4~6?,????8?,??????????4~5?????,????7~8???????????6~8?????????????????????9~10???
??????????????????2?????3?06?:?,2?3???????????????08?4?08??????,????????????????5~6?????????7~8?,????????6~8????????????9~10???????????????????????????7~8?????9???????????,??????????9???????????10?????????????
???(2?3????08?-4????????08???????????)?????,??????????,??
??
2??????3?08?4????08??????,??????????????????????,?,??????????????????????????????????????????????????????4~6????,???????????,??????????8~9???????7~8?????,??9~10??
?????(2????????3????08??-4?08??????)2????4??????08???5?08??,?????????????????,??,??????????,?(10~19??)????????????????????????????????????????????????????????????????????????????????????????????????????4~6????,??,?????8~9?????????7~8???,????????????????????9~10??
???????????????????(2?????????????4????08?????????????-5?08????)2???????5??08?6?08????????????,?????????????????????????????????????????????????????????????????????????????????????????4~6?????,????,??????????????????8~9??????7~8????,???9~10???
?(2??5??08?????-6????08??) ?????:??????
??