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2??????200??500
3?????????
4?????????
5?????q
12??????????21??,??????????????,????
???105???,?25??80????????????????????????????????????127???,????????????138????,??????????????3???????????3200??819?????
????????????,?????10???????????40????,???????????????,?????????,????????????,?,????????,?????????????????????????30???(???????????????? ?? ???????? ?????????? ???????????)
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