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