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品种 结算价  开盘    最高    最低    收盘   涨跌
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   ----    7311.5  7329    7212.5  7255   -57
   ----    2308    2325    2285    2302   +2
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     成交量    持仓     增减    库存     增减
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铜                             299500   -7575
铝                             1168975  -6250
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