???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%,?????

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

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