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品种 结算价  开盘    最高   最低    收盘   涨跌
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   7157    7205    7247   7249    7247   -42
   2241.5  2255    2251   2288    2268   -15
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     成交量    持仓     增减    库存     增减
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铜                             201725   -1125
铝                             1101925  -1575
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