?? ??????????:???????????
????:1????????:??????
2???????
3????????
4???????
5?????v
???????????6?6?????????????? (??? ????????)?????????????,???????,??,?????????,???????????
5????????????27??28??,????????????????;5?6??,?????,????,??????????????????????
???????????????6?????????????????????6???????,??“527”?????,?????????5?28??6??5???????????????????,?322?,??4??4.5%,?????????????????,??????,5??????????????28????????6????5????????????,?847???????????,??4?43%,??5?????30?6?1?????900?????,??
??5?????6?,?????????????????,??????????,5?7?6?5??????????,????152?????????????,?????4?10%,5???????48%,??
??????“528”????????????????,?????,??????????,5?29?6?????????5?,?197????,???4?????24%??,??2???????????,????????????,???
?????????,????????,????????????????????????,??????,????????,???(??????????????) ???:??