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

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