?? “2+4+3”?????????????
????:1???98?:???????100???
2??????
3???????95?98
4????????????
5????????????
1?????22??????,??????????????
???????“????”?????????????,????????????????????“2+4+3”???????“2”????????????????,“4”???????????????????????????????,“3”???????????????????
??????????,????;?????????,??????????????1300??,5800?,?????????????????????????????????,???????????,??“??????????????????”??????????????????????????,??????????????????????,?????(?????????? ??)
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