第17章（第2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?è?o???é???o?????§????????¤??????????è?°????o???????

??????è????￥èˉ????????o???????????1?è?????è·3?o???????

????o????????2?è?o??????????o?è???3???1??????

?????ˉ?2?è?o???è?aè???????￥????°±?2???????è???3?è????????

è??????o???????????°?è???o?????????¨?o?è??????????¨??§??????????????????

?2??????????????1????????¤??¤?????????????é???o????è?|????¤????????￥?è????°??§????????¨????o???????????1??????¨??§???????·￥????oo????????????

????o????è???2????????????ˉ????1?????o???????è???o￠è?2??????????￠?????°±?????¨?o???§???é?¨??????

?′§??￥????2?è??è?o??±?????????é2?è?3????????°?????μ????2??1′?1′???????????????èμ°????o?????o???????

a???o??????????è?°???????????￠è·?è?|???è????ˉ?????¨è????a??????èμ???°????????????é?????é???????????a??

?2?è??è?o?????????è?o???èˉ′???????°??????-???è?±???è?|é?￥??????èμ·é????°?o?????o????é?￠??????

è????ˉ??¨??§????¤?é?￠??????????????°???????o??????￥é?????è?a?·±??°è?????è|??????-????o????

????·±?????￡?°????????????￥????o??2?è??è?oè|?é??è????￥??????è￥??????·???è??èˉ′???a???2??o??°??§?????????????èˉ′è?????????????????????????°??¨?-￡??¨?·￥?????????è?????è?????è|?????????°??????a??

?2?è??è?oè????3è|?èˉ′????1????è????????a????-a????°????￡°?·¨??????è??è?1?????￥???

????????ˉ????o????????2?è??è?o???è????¨??′?????-é?1????ooé??????o????è·3???

???è???￥???￥??????????o???????????¤′????????°?2?è??è?o???è????￥???é?￡è?????????￠?????·2???è￠????????o????????o?é?????

è??è??é??è?|??????é?￠??a??ˉ?????????????????1é?·???è?|é??????oo??¨???è?|é?¨???è?????è????????èμ°?o?è????￥???

a??????￥?????????????é?￠è??è??è?|?????1???è·ˉ???a??

?2?è?o???èμ°??°????o????è·?????????-?¤′???????￡?????????????é?￠è?2é?????????2?è??è?o???

a???????·?-???ˉ?|1?|1???è?|è￠???????????o??????????????????§???è|????èμ???????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。