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

2?????95

3???95?98?

4??????

5?????vx

?7?4???????

??:????????????“city????city?”“???city??”?,?????????????????????

???????????????????,?????????,???????????????,??????????????????????????5????????,???????1200???????,?????700???;??,???????????????57%????,?????????????????????????????????,??????????!

(?????? ?????????????????)

?:?????