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

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

?????2??????14??? (??????????? ????????????)???14???????????,????????2??8???,??????????????50?????13?????????????,??5.3??????????,?????????75%?

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

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

????,?????770????????????????????,????????1??????10????????1???????????????22.5?6??????,???????????????,????????????????????

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

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

?????,??????????????3?????????????????????,??7500????????,?95%?????????,??

??????????,??96.8%,????2.2%,????1%,???????

???????????????????????,????????????,????????????,????????,?????,????????????????????(?)

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