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

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8????????????19??????????,??,??,?4??????????,3????8???????????????,??20??????????,?????

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

????,??7?????,????2000????,?????

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

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9??????????1???????????,?????,????????????;

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8?????????????,???????????????????,???,????95%,???

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??,???????????95%,??????????????????82%,??60%,??25%?

??,????????????????“?????????+”??????????,???????????????,???????3.2??????,?????????????18???????????,??????65?????????????????????,???23???????, ?????

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

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

???????????????????????,???????????500???????,300????????????,?????????,?????????????????????,??????????????????????????????,?????

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??????,??????????,????????????500????50????????????,????????6????????????,?????????????220???35?????????,500??????????????????

????????“??????????”?????,??500??????????“?”??,????????????????600????????,?????????????????????????“????”“??”??????????

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???100???????????,????????,????????????????,???????????????????????????????????????????????????????????……????????????

“?????4??,??90??????120???????????108????????????”???????????

??????????,????????????????????????????????????????????????????????,????12.7%?

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