??¨???????????°?ü??????????????????×??????????±
???????×???á?????à??????×???×÷??×??á?????°???????????????±
?°à???×ò?ì?????????????????ì????????39???????ì????????·??à???????????ê??????????38????????±????????????ì???????????????±
?????????·??°?·????????????°???????????????????××???????????????????×ì±???
?°?????????????????±
?°???????????????°·????????????±
???·??
?????±?????????á?????????±???°???????????????±?????????°??????????
????????±í???????????·?????????·???°???????°???????????????±
????????±??????????????????????×???????????????à±???????????????????°??××???????????????×ì±????°???????????????????????????????????÷??à???±???????×????±
??????·??????????ê×???×?????·????????××???×????????à???????????á?°?????ì?????ù??
P??S??[1]×??????????????????¨?°??
??104??
????×????????¤?????§???±????????????×??ó???ú?????????é?à???ì???????????ú?????????ò???????ê???ú???????????é????????????????????????×???×·????×??????ò???????à?÷?????í????????±????í???××???????????×??????ü20???????????????ú??????????????·????é??±?????????????????????°?????????×???
??????????????×??????????????ü?????????????????????????¤×????????????????????ì??????·á??????×??????????????ò??????×???????10·???15·??????á???é??????·á?????ò???????????????????í????????????????????????????????????????????×??????á??????????????????????
????????·??·????????????×???×???????????·á??×???????????????×????¨??·á?????????????????ù?????????????????????×???à??????????????????T???????????????????°???????????ù±???????????×ì???????????????????÷??
???????????á????????????×??????????í??????·??????°???°?????é?????????????????±
?°???????????????????°?????????°???±
?°???????????????è????????????????????°????±
?°???÷??×·???ó???????±???????·?????°?????ù?????°??
???????????ù????????×·??????±???????????????????????
?°???????è?è?ü???????±?ò???÷??????????????????????·??????è???ú???ó?????±??×·?ó??????·????§?????????ó???????÷???????????é???÷??×?????×??????ó???????????±
???????????????ó?§???ì???????????????ù????×???????
?°??·????è?ü???í?????????ú?????????????§???????????÷????????·???·????????ú±??ê?ê?????????ù?????????????ó???????????±?ò???????????????????????ì????·????±
??????±???±???ê???????±í?é???????ù????
?°?ó???÷????????????·???±??ê?ê?????????????é?????????÷??????×·???????±?????????????????????÷????????±??ê?ê?ù±??????????????????±°?????????????????????×·????·???????????????????????×?????±??ê?ê?????????? -