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品种 结算价  开盘    最高    最低    收盘   涨跌
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   ----    6972    6990    6905    6950   -54
   ----    2141    2147    2096.9  2098   -49
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     成交量    持仓     增减    库存     增减
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铜                             316375   -3275
铝                             1319300  -1400
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