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

2??????

3??????????????

4??????

5???????

???????????10?????????????12?? (???????????????????????? ????)??????12????????????????????????????????????????,???????????????????????,???1428?????????????????????,???????????????????,?????????

?,??????2.39??,????????????????1.56??,?56.1%???????????,???????????????????????

???????,???,????,?????????????,????????????545??????,??????124?,?????????????????????????????????

????125??(???????????????????????????)??????????,??2.391??,?99.87%;???0.13%??,????????????????????????????,??????,??“??????”?

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