?????????????????????

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

???????????????????????1??3??????? (?? ????? ?)?????????3?????????????????????

?????,???????????????????,????????????????????????????????????????????????,????“??”??????“????????????????”,?????????????????????????????????????????

????????????????????15????????,????????????????????????

????10???,???????????10??????????“?????”??????,????????,????“??????”?????

???,?????????6.2?????????????????,???,?550????????,???

???????????,??,???????????????,??????????????????170?????????????,?????

?????????,???????,???????????????,?????????????????????160????,?????????5?????????,?6??,??????????????10?????,????20%?(????) ???:?????????????