??
?????????????????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%,????
????????????,??,????????,?????,???????????????????????,????????(?????)
??????:??????????????????
????????5???????????????????????????