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

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

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

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

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

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

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

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