单位:公吨
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金属        总存量        涨跌
铜         316,350        -3,650
铝       5,031,250        +12,175
铝合金     138,040        ---
铅          376,025        -25
锌          839,825        -1,725
锡            9,090        -35
镍           94,170        +252
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