单位:公吨
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金属        总存量        涨跌
铜         394,725        -1,250
铝       4,562,675        -2,625
铝合金     139,740        ---
铅          372,050        +2,075
锌          741,600        -1,300
锡           12,795        -435
镍           88,668        +192
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