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2?????? ??????30?????20??????????6??????????3???????????
3????? ?????????????10??????????3???????????
4?????? ???1500??????????????10??????????????????????3????????????????4?5?????????????????????
5??????? ????????????15?????30??????????????????500????15??????????1????5?7????????????????????????????????????
6??????? ????????????????????????????????????2?3??????????????????
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8????? ????????????150???????????????100?????250????????????????????60?????????????????
9?????????????????30?60?????15?24????30??3????????3??????????????????????????
