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