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品种 结算价  开盘    最高    最低    收盘   涨跌
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   ----    6989.5  7011.5  6890    6920   -67
   ----    2091    2104    2070.5  2085   -4
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     成交量    持仓     增减    库存     增减
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铜                             319325   -500
铝                             1311900  +16275
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