??????????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%,?????????

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

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

??

??:???????????,??????????,??????????????