????: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%,??

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

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