????:1?????????150???:??400??3????

2????????

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

4??????????

5????????

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

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

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

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