单位:公吨
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金属        总存量        涨跌
铜         283,675        -4,375
铝       1,283,825        -10,250
铝合金      12,160        -60

铅          152,050        -525
锌          258,300        -1,400
锡            1,730        +30
镍          375,696        +1,314
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