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

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

3????????????

4????????

5?????????

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

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

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

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