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

????,????????????????3.1????????????,??14.7???????????????????????????????????????????????????????????,??“?”????????????,?????6????????????,???????11??????????????,???2?????????????????????????,??,?????????????????????????????????,???

???,?????????,????????,???110?????????????????????????????,????????4.54??,????????15.1%,????????1?????????????????????????????,????????????????,?????????????????????????1100??????????????,?????1300?????????????,????990??????

???:???? ??“?????????????”????

?? ???????? ?????????????

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

2????????

3??????????

4???????

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

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

????,????????????????3.1????????????,??14.7???????????????????????????????????????????????????????????,??“?”????????????,?????6????????????,???????11??????????????,???2?????????????????????????,??,?????????????????????????????????,???

???,?????????,????????,???110?????????????????????????????,????????4.54??,????????15.1%,????????1?????????????????????????????,????????????????,?????????????????????????1100??????????????,?????1300?????????????,????990??????

???:????