????:1???????:????

2???????????

3???????

4??????

5?QQ??????

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

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

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

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

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

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

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

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

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