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

2?????

3????????

4?????92???

5?????300??

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

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

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