???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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