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

2???600??????

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%,???????

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

????:??