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????????2??????????????????5????????????????? (????????????????? ??)????????????????????????5?????????????????,??????????,???????,??????????????1600????????“?????????”?,????????????3???????????3.5kg?????(????????????????)??????????????????????????
????????,????(???)???,??20????????????????????,??,?????????8????????,????????????????????????,??????,????,??????
?????????????????????“???????????,??????”???????????????,??120??,????????,????????,?????
??????(???????????????)“??????????????,???????????”??????????????,??,?,?????????????????????,????????????,??,??????????????????,?????????????????,??????
“????‘????????????????????’????????,????,?????????”????????????,??????????(???)
?????:????????????
??????????? ????1600??????“?????”?????????????