单位:公吨
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金属        总存量        涨跌
铜         336,250        -1,525
铝       5,453,525        -7,800
铝合金      56,300        -20
铅          211,500        -500
锌          892,300        -4,425
锡            9,580        -20
镍          261,900        +528
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