单位:公吨
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金属        总存量        涨跌
铜         146,475        +200
铝       1,300,000        -1,100
铝合金       9,660        -100

铅           81,225        -1,750
锌          115,250        -1,150
锡            1,895        -125
镍          202,782        +6
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