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品种 结算价  开盘    最高    最低    收盘   涨跌
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   5844    5887    5878    5935    5927   -12
   1999    2024    2024    2035    2030   -18
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     成交量    持仓     增减    库存     增减
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铜                             258850   +1450
铝                             1120250  -3900
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