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

??????2???7????? ?:?????,????????????,?????6??????????

??????????,????6?????,????????????1?26????,?????????????????6000?????,5??????????,???????5.2?,?????6?????????????????,????????7????????????????4.0?????????????????????

??,???????????????????????,?????????????????????????????????????????6??,???3?????3????

???,??????20000??,????????????????????????340??????????????????????????????????,???11000????,??????????????

????,???????????????,?????????????,?6????????(???????????) ???:???????