?? ???????????????6?????
????:1???????????:?????
2?????????
3???????????
4??????????????
5???????
??????????10???????????????????????31???? (??????)??31?,????????????????????,????????6???????????????????????,9??????????????7270?????????????????????20%;??24?????????????6??
?????????,???????????????,??????????????????,????,??????
????,?,??“???”,???????????????“??”,??????????????,????????????????????1.1???1608????????;????“????”??,???????????????????,?1514???????566??????;????,?????1???????
??,??“?????????????????”,????????,??124???,???200?????;????????,???????1.75??????????????????7???????????????????????????????,????S?????????????????????,???????????“?????????????”????????
??????????,?“??”“?”??,????,??????????????????????,??28?????20%??????257.5????????????56.6???????????,????1?????????????????????
????????????????????,?????????????,????????;??????????????????,??0.5??????????????,????AIC??????????????????100????????(????)
??:?????