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

2??????????

3??????

4??????v

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

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

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

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

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