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

2???????

3??????

4?????????

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

????????????:??????12????????,???????(12????1??????)???,?????,?????????????

“????”?

??????????????????????«??????????????????»12????????????1????,«?????????????»?????????????????????????????,???????;???????????“?????”??????

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

12????????1???????????????,???«????»???«??????»????????????????????????????????????????????,?“???????????????”“??”?????????:?????????????????;????????????;??????????????????????????????,???

?

??12???????????????????1???,«?»??,????????????0.5???????????????????????,????,?1.5%,??1%,??????????0.5%(???????????????????????????)?

?????

??????????????????????????«??»,?????????????????12?1?????????????????,???????????????,?????????????20%?????

??:????????????