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品种 结算价  开盘    最高    最低    收盘   涨跌
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   ----    7122    7252    7092    7220   +121
   ----    2315    2345    2307    2345   +35
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     成交量    持仓     增减    库存     增减
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铜                             306750   -2550
铝                             1186350  -5750
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