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

2????????

3?????

4?????????

5?????????

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

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

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

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