???12????????????????????????????????10??????????? (???? ???)“??,????????????????50????,??1??????????????,???!”12????10????????,??????

“??????”??,????,????????????,????????????,??“????”?????“????”?????????

???????,?????109.5????,???????????10???????,??????4.45?????????????????????4.27????,????????????????????????54.1%?86.6%,?????????????????????????????“????”,??????????,??,?????????????49????????????,???????????????

????????????,??57????????2000???????,??????,?????17.77????????????????4.64??;??????????????????(?)?????????????,??,??????????????“???????????????”????????

“????????,???,???????”????????????,????142??,???????20%,???????????????????????13??

???,??,??????2.5??1????????,??6????????????????????????????8???????????????????10???,?“???????????????????????”??,???????????????????,????????????????????2000?,???(??) ????:??????????? “?????????”_????

?? ????:??“????” ??“??”

????:1??????????:??????

2??????

3??????????????

4????????

5???????????

???12????????????????????????????????10??????????? (???? ???)“??,????????????????50????,??1??????????????,???!”12????10????????,??????

“??????”??,????,????????????,????????????,??“????”?????“????”?????????

???????,?????109.5????,???????????10???????,??????4.45?????????????????????4.27????,????????????????????????54.1%?86.6%,?????????????????????????????“????”,??????????,??,?????????????49????????????,???????????????

????????????,??57????????2000???????,??????,?????17.77????????????????4.64??;??????????????????(?)?????????????,??,??????????????“???????????????”????????

“????????,???,???????”????????????,????142??,???????20%,???????????????????????13??

???,??,??????2.5??1????????,??6????????????????????????????8???????????????????10???,?“???????????????????????”??,???????????????????,????????????????????2000?,???(??) ????:???????????