???5??????????????

????:??150??:????90????????

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