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??????????????????6?????????????????18????????????? ??18???????“????”?????????,??????????????????,?????????????????,?????????????????,?????????,???????????2000?????,?????3????
????????????,???????????????,????,?????0.51%??????0.24%?????????????????,??????????????“237”??????????1915??????????????????,????????????????????????????????
????????????,????????????,????,?????????????????????????????????????,????????????,????????,????6100???????;???????????????????????41.7%?55.1%;?,??????????350???????,??????????13%,??????,??????????????????????
????????????????????,????????????????????????????????????????????,?????????????,???????????????????????????????,?????????????,?????????2000????????,??3???,????????????8700????,?????10.55?????????????????,??90%?
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