单位:公吨
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金属        总存量        涨跌
铜         509,325        -3,125
铝       5,328,400        -5,675
铝合金      61,500        -40
铅          236,725        ---
锌          993,450        -4,450
锡           12,830        -5
镍          228,870        -126
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