单位:公吨
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金属        总存量        涨跌
铜         469,475        +1,250
铝       4,702,825        -3,275
铝合金      75,180        +340
铅          320,625        +1,425
锌          854,700        -50
锡           22,210        -15
镍          114,372        -156
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