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

2??????????

3?????????

4???????200??500

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

???????????????11????22??? (? ?????)?A?????????????????22?????????????????(??????????)?????,????????,????????????,??????????????????3%,??3300??

?????????,????3267????????,????3.06%;??10438?,??3.52%;??????????2175???????????????,??????????????3.99%?

???????,?????????????????,A?????;????,???????????????????,A??,??????????,???????????????????,?3300???,??????????????????????

???,????????A?,???????,?1.95%,??A??????????????,?????????????????????(???10%)?

?????????????,????22??????????????????,??????????,??????????????,???????????(???????) ???:??