????·?????§???¨????±?????o§???é?????????§???¨????±?????????·???a???±±???é??é?μè??é?￠??????????3¨????2??o-???é?????????±??????ˉ????§???¨???????-? 12?1′????o§???éa??????·?????′?????????
?????????è′§?o-??ˉ???????o§?°?????-??????·??????é?¨????????????????o-?-?????????¨?o??°???oé?????????°?????????????è·ˉè?1???è???°′?????????????????±??o???é??????￥?è??????°′?-????????????????????????-é??????°′???é￡??????????????o-?-??-???????è??é????¨???é?￠??????é?????????????????é??é?￠???????????????????????????????¤§?°???ˉ??1???è?aèo??????o??°?¤§?°?è??????????ˉ??￥èˉ·?ooè??è??????o§???è??è???????a?￥???????è′§?o-?????ˉ??￥????????|??￥??′?¤??????3?????°????????????è???1′??￥???è′§?o-?????°é???????-?????¨è?|???????????-????????oé?¨??￡????°???oé?¨??￡é???¤???ˉè§??????1????o??1??¤§????°??????????é?¤?o???￥??????????????¤?§????è′¨???è????????é?￠??????????2??o-é?2?°′??§è???1???ˉ????￥???????é??è|??3¨????????ˉ????2??o-???é?2?°′??§è???????a????????????è′¨???è??è???????±???????1?????2??o-???????·￥è?o?????±????????a???è???????????????·￥è?o???è????????é??é?￠?2??o-????2?????2??o-??????????°′??????é??é?μè??é?￠?μ·?o?????2??o-??ˉ??????????2??o-???????????￥????????ˉ?2??1??????°?ˉ??????￠é????￥????????????????3?,???é???ˉ??o§?2??o-é?2?°′??§è??è??????????′?¤?èˉ|???èˉ·è?′??μ?±±???é??é?μ?2??o-???
????·?????§???¨????±?????o§???é?????????§???¨????±?????????·???a???±±???é??é?μè??é?￠??????????3¨????2??o-???é?????????±??????ˉ????§???¨???????-? 12?1′????o§???éa??????·?????′?????????
??????5???????????￥?????????è????¨??°é?￠??????è??????2??o-?￥???ˉ???80-100mm????o?è?????è????·???????o?é?2??????é?2è?????é?2é?¨?°′????????¨????|????é????°???é?¨?¤????é?¨?°′?????????é?￠??????é?′é???o?????o-?-??????????????ˉ1?o-?-??ˉ?????????|??￥????¤§??±???????????-?????o?????????é??????????￡???????±???????è′1è????????è′1?????μ?????????????¤?è|???°??????????????￥?o·??ˉ????????±????o§?????′????????°?????????é??????????¨????￠3?????ˉ??????è?????????????±???????????¨????o§è???¨???-è?????é???3¨é???????????????o§????·￥è?o???????????°???è??????????????????????1???????????ˉ??????????￠3????????μ?????????è???????°??????????????°??¨??′??aè??????????±???????1??¨?????????°?o???±???????????ˉ???è??????°??±???-??????????o??oo??????è????§????????oè???§????é??é?μè??é?￠????o-????????1????????¨???è??????????1???é?????é??????????°????????°??1?????¨???è????????????????????è???§????é??é?μè??é?￠????2??o-?o§????o?????°???????é??é?￠è?????é?????é????¨???è§￡??3?o??·￥????oo?????o??????é???±?é??é￠??????ˉ??￥???èˉ???¨???????¤?????????????è????ˉ??￥???èˉ??????°é????????é?????é??è???¤????????2??o-???????????¨é?????a???2??o-?????·??????é??a??é?·é?±?????o???????2??o-????o§????????????????±±???é??é?μ?2??o-???????????o?2??o-è????????è????????????????????????ˉ?????????¨??·é??è???¤?è′-?1°??°?§°????|????????2??o-?o§????????????????????°????o???￠??·??¨è????aè???????-?????o????o?????????????é???????μè???????????éa???????????°±a???2??o-?????·??????é??a????￥??o?¤§????????a?-￡??????????ˉ????????????¨??￥????¤§????????¨è????1é?￠???é?·è????????
