单位:公吨
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金属        总存量        涨跌
铜         412,325        -3,000
铝       4,543,575        -2,900
铝合金     137,240        ---
铅          382,175        -1,225
锌          761,850        -1,225
锡           14,990        ---
镍           83,640        -1,416
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