???????é¢?è???-????è??????????3?????????é?a?¥1??????
??????????????????????é?????è????ˉé???¥1??¢??????
?±??2?èˉ-è??è?2?3???????
??°?¥???¨?-¤?????¨????2???¥????????o?o????é?¨???
a???2?èˉ-?????????????????1??¥?o?è|???????è????????????°±?????¥???a??
??????è°?è¨??????′?°′?????????
?±??2?èˉ-??????è|???oé?¨?????¨????2????a?????èˉ′è??è|?é?a?????????a??
?¥1???é??????????aè????¨????2????é????????è?????????????????
??ˉ????2?é???????????è????ˉ???????o??¥1?????????a?????èˉ′?o????????°±?????¥????????¨????-???????a??
?±??2?èˉ-????3a????£°é?3??????èμ·??¥???
a??????????????è??è???????¥??????a??
è????¥èˉ??o¢??o??????????¤aé?????è????¨????2?????o??????????
????????o???????????????é???????1?o???1?¤′???a???????????a??
é????????????¤§?-¥èμ°??o?o????é?¨???
?±??2?èˉ-?°±è???1??????¨?????°????-????????????¥???
??¨?¥1??????è???????a???5?°????22???12?§?????????????é?¨??£?????¥?o???¨é?????
??ˉ?????¥????oo????????ˉ??¨????2????è????ˉ??¨?ˉ????