????:1?????95?:???????

2?????vx

3?????

4???90????????

5????????????

???????????????????,????“???????????????????”“??????????”????????????????????,?,???,?????

??????????,???????????????????????????,??“??”“???”????????3.8??,????????????????????????

??????,??????????,?????????“??,????,?????????????????”??????????????

???:?????????,?????????2.4???????????????????;????????1200????,????????????20%?“?????”???????????

?????????????,???????????“??????”?????????????,???????,???????,??????1.06??,?90????????????,??????,?????

????????????,?????,????1.4%,????????9????????,????

?????“??????”?,???????,???,?“?????????”?

????????,????,?????????,????????????????????????????????,?????????

“?????????????????????5???,??????????????,???”?????

???????????,?????????????????????,??260?????,??????????????160???????????????,??????????????????????70??????????“???????,????????????‘????????’???,?????????????????”

?,??????????,????200??????????????,???5.5%?????????????????????3.7%,?,???

?,??????????????????,????????,??????,????

“???????????,???????????????????????????????????????????????????,?????????????,?????????,???”????????

????:????