第9章（第4页）

请退出浏览器阅读模式，否则将导致章节内容缺失及无法阅读下一章。

è???-¤???????-￡?¤??¤??·2???è?????è§??o??????′??a?±??1??????o??￥è-|????o￠??????

?-￡?¤??¤?é?-???????????????????o??1???????

?￥???????????￥1???????1???￡?????????????1???????????1?è????ˉ????2|??o?????????

?￥1????????????è?a?·±è?|è?|??￡????????°?o???????????1????

??3???????-￡?¤??¤???1è???3????è??????????1??o???é?????

[??????a?????è??????¤?a????ˉ??|è|??3¨é??è′|??·???]

??1è±?é?′?????????????????1??o???????￥??????3èˉ·???

[??????a??????¤?a????3èˉ·?·??????¨??o?￥????]

???è§?è??????-?????-￡?¤??¤???￡?o????

??1è?????é?μ?????????é???????o?￥??????????????????ˉ????￥??§??????o??￠?|??????????????????o?±±????¤§???a??????¤?a?????

??ˉ??????è?a?·±?12????1????

?-￡?¤??¤?????????3èˉ·????ˉ1é?￠è¨???????èμ???°???è????￥????????a??????

??ˉ???????????¨?1′???????¤??′???¨??????????¤§?ˉ???????????￥???±é?????è￡??¤?a???????¤?????????a??è￠?????o￠???

???????????￥?????????????è§￡??3??????

?-￡?¤??¤???￥é????????èˉ′?????ˉ??′???????o?????1???￥é???ˉ1??1???è????aè????????

??′è????ˉ????????????????o???????è|?é??????o???????

?￥1???????2?????1??????????

????oo?·2???è????°??????????-￡?¤??¤???????é??????????′??￥???????o???μ??????

??′????????????????§?????±??1???-é??é????1???é?aè????????é??èo???±??o??°???

???????§?????o?è?????????oo????????¨?-￡?¤??¤?èo???????

??￥????????????é￠?é??é???????????é?????????????ˉè·3??o??￥???

????¤???????@???è??????¤?????????°??¨èμ·???è°???¨?￥1?????????è°???????

请退出浏览器阅读模式，否则将导致章节内容缺失及无法阅读下一章。