????:1???????????:????KB?

2??????????????

3????????

4??????????

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

????2?????????????6?????? (??)????????????????6????????????????,???????,??4.36???,??????????5600???,????????“??”????

??????,?????????,??????????,??????????????,??????????????????,???????????????????????????,???

?????????,????????????,??????????3%???????????,????????????????????????????????????

?,??????????????,?,?????????????????????????????,???,?????,????1000??????????????19.4%?(??) ????:??????????????????