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

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

2??7???,???????????A????????????,??????

??????????????????????,????????2????40??241??????????????????????????????8?????A???????

????????????,??????????????????????1500????????????????????????????,???2????16??????????538???????????“???????????????,?????????????,?????,??”?,??

?,??????????????????,????500???????1000???

?????????,????????500???????????;????????1000????????????;??????????1500?????

(? ??????????? ??? ????)

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