第8章（第3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。

?2??????|?°?????-??????????é?￡????????????????￥???ˉ??ˉ??¨é??é?￠???

???è§????è???????¨?|??|??|???????é?a??′?o?è?a?·±????¤???a??￥?§??????????????2??????|???é???°?????|??????????é?????

?￥1????|???3??????è????ˉè?a?·±?¤a?1??2???′è??è????????????????￥?1?è??????1??|?????￥1?????ˉ?¤??????°a?|a?|

è??????????μèˉ?é???￡°?a???????èμ·?????ˉ??aé???????·??????

a????ˉ?2??????|????-|???????????ˉé??é1¤?3?????????????a??

a??????????3?o????????o???????é?μ???????????3????????????è???ˉ?????????-?§?é??è·??????????èˉ???a??ˉ??aèˉˉ???????????￥é????????????????ˉ???è???????°????????￥é?￠èˉ???????????|????????????ˉè°￡è¨????èˉ??????????è?????????????￡?????????è???????¨?????????????????a????1???o????|???????a??

?2??????|?????￡???

?o???°?|????????￥1?·2????????¨?1?????1???￡?????????????1????

????°±????·2??????????o?????￥1è????ˉ??3????o?èˉ??????3?????????é?￠èˉ′????￥????

a???￥????a??

????o??¤?????2??????|?????§?o|??????é?′??????a?????????§????a?????

?????????è·ˉé￠?????￥1?????μ?￠ˉ????o?é???￥????

a????????é?￠?°±??ˉé????????????????¤??????è??????°±?￥??o????a??

??????è????????????·￥???????°??￥1??|??°????????¤?¤??°±???????|???????

?2??????|?·±?·±????o???￡?°?èμ°??????????-￡è|???2é?¨??????é????????????¤1?-?é?3???èμ·???

è???′??′?????￡°é?3?????2????a????a??é1¤?3?????????￥?2?????oo???????ˉ1???è???1??￥??????ˉ??3??????è???1??????????é?￡?o??ooè????ˉ???éa?????°???????a??

a??????????3è￠?éa??o??????￠????????????è????????è§￡é?¤?o??????????é?￡???è???????????????????????a??

??????è???1???????????2??????|??￡???????????a???è§?é??é1¤?3?è?????????￡°é?3????o????

a???￥????a??

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。