?? ???????????????????2.7????
????:1?????????????:??qq???
2??????????????
3??????????
4?????????
5?????????
???2??????????????5????????? (? ????????????????????)??????????2?????????????????????5????????????,????????(1????28?????2??4???),??????(?????????????????????)?47?????2.7????????,???????110%?
1????27????????????????,???????????? ?????????????,???????,?,????????????????
???????????????????,??,???97%,????,?????????????????????????
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