第1章(第2页)
è???3???ˉ????????¨??ˉè·????????oa????o2?ˉ??????§???è???ˉ????????????§é????????????oa???é??é????|??????????o2??μ????????????
?-??¤????é?-?o?é?-?????????????????3???
??????????¢????
?-??¤?????????¨???é?¨????°±è§????????oa?¥?è?2?′§??????èμ°?o?è????¥???
a?????????¤???ˉ?????ˉ???è?????????????????è?????????o???a??μèˉ??????????èˉ′????2?????????¥?-??-????a??
???????¥1???é?????????????3???????-??¤??????aè§??????????????′§???
???????o?????¤′???a???2?????1????è??????????a??ˉ????o????a??
???????oa?????????
???????¥3???è¢??oo??????????-??¤??????o?o?????¥1èo????é????¤??????????????¤?¤§??oè?????è¢?????????-???è??è???-?é?????è???????????
?ˉ1è????a??ˉ???????¥3???????-??¤?????????¥??ˉ?????????????????????????o??????¥?¥1???
è?????????o??¥??????¥?????a??¥é?3???
a???|??|??????¥??????è|?????????¥???????°±è??è???????????è?????è?????a??
a??è?????????ˉ?????¥??¤??o???????????-|é??èˉ′è?????????????????a??
???????oaé?????????o?è??è?2????¥1é?¢è?2?ˉ???·???a??????????????è°????è?????è???1??ˉ1??????èˉ′èˉ???????a??
?¥3?oo??????????°????è????????????°?è???????????
?-??¤??????????è??????1????????¤′é?aè??è????o???
????ˉ1??????????????????è?o?????????????¥1?????a?··???é-??????????????oa??aè-|????????¥????¥1?????ˉè??????o????
?????|???????°???2??2??????????oa???è???£°é?????a??????o????a??