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品种 结算价  开盘    最高    最低    收盘   涨跌
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   ----    6957    6969.5  6805    6867   -112
   ----    2266    2277    2239    2270   ---
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     成交量    持仓     增减    库存     增减
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铜                             298000   -2175
铝                             1231000  -1775
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