????????????????

????:?????998??????:?????????????

??11????????????22????? (?????)21????,????????????,“?”??,?????????????

“??,???,?????????????????????????????????,?????24????????????”????(???????????)????????????,??“??”?????????,11???????12.9????,????????59.1%?

?“?????”??????? ??????? ???????????????

“?11”?????????“??????????????11”??,???320.1???,?????10.67???

???????????,????????,????????????????????,?,?????????????????????????????????

??,???,???????,????????????“???????????????????????????????”?????,??6????????????,???????????????????????????????????????????,??“??????,???????”?????,??,?????(???????????????)

???:????????