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品种 结算价  开盘    最高    最低    收盘   涨跌
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   ----    7215    7210    7257    7256   +34
   ----    2284    2275    2284    2275   -27
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     成交量    持仓     增减    库存     增减
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铜                             293450   -2275
铝                             1153875  -8775
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