????????????21???????????? ?

????:???????????:???????150???

21????????????????????????????,????????????????????????,?????,?,????????????????21?????

9???24???????????????????28????????????????????,??21????????????????????????,?????????????,?????????15??????????,????????????

???,??10??,???????2.3???????????,??????????????????????????????????????????????

????8?????,???????????2441.3????????????,??????????????21.8%,????52.6%,???

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?21??????,?,?????????????,?????

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

???,?????,??????????,???2100?????,???????????????????9??????????,?????????,?3.1?,?????????6500??????????,?,??2?????

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