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

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

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

4????????98?

5???????

??????2?????13???????????????? (?? ?????)????????13??????????,?????????????????????????????????????????,????

?,???,?10%???????,????2000?(??????????)(???????????????,??????????)?????1??,????10???????????;????????1??????????????,??????10??,??????????????????10??,???100????????????????,?????3??,??1000?????????

???????????,????????????????,????,????????????????????????????????,????;?????3??,???????????????50%??????????;???,??

?????????????,???????????????????????????????????????????????,????????????????????,??????????????,?????????(??????????) ????:?????