单位:公吨
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金属        总存量        涨跌
铜         422,125        -1,150
铝       4,544,850        -1,825
铝合金     137,240        ---
铅          385,300        -1,300
锌          769,350        -3,825
锡           15,690        -205
镍           85,986        -552
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