????:1?????98?:??????????

2??????V

3??????????

4?51?????????

5???????????

????,??????50%??80%?

9???28?????,????????????????????????????????????????????,????,??????????????,?????

????,?,??1000?????????????1200???????????????????????????????????,?????,?D???????????????,??????????????????

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

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