????:1?????????????:?????????

2????????

3?????????

4?????

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%,?????????

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

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