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