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品种 结算价  开盘    最高   最低    收盘   涨跌
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   ----    6905    6826   6905    6826   -144
   ----    2153    2132   2153    2132   -39
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     成交量    持仓     增减    库存     增减
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铜                             267650   -800
铝                             1177050  -2025
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