?2000???????????????????

??????????????????????????????????,????????????????????(????????)????,????????,1?????????20?????????0??-2?8???????????24?,???2009.2?2541.4???????????????????????

?????????

1????????????????15???????????,?«????????????????????(?????????)?»,?????????????????,?????????????????????????????,????????,???????????????????,??????,???????????1????????????????20????????28????,????????????????

???????

??,??????????6000?????????????????,??626.84????,???205.8????????????????,?????????????,????,???????74%??????65%,??????????30%??????????34%?

??????,2000???????2000-4000????????????????????????????4000-6000????????10%?52%?108%?

?????????

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