????:1?????1500:????????

2?????????

3???????

4??????

5??????

????????:??,??????,??,?????????????????,??10?????????,??8600??????????????,???

??,???????????,??“?”,????????15%????????????????,????????????2?????????????,?????????????????????????,??????????????

????????????????????????“??”????,??????????????

?????????,1????????10??????,?????????????????????8680.82?????????????????

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

????“??”?????,?????????????????,????????????????????????500???

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

???????5?????,????“???????????????”??????????????????????,??????????????????????????????????????????,10????,??????3.9?,????????????????63%?

??????????????????,????????????2000????,300????????7???

??????,????10????????????,??5%?

????????:“??????????????,????????????,?????”

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