单位:公吨
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金属        总存量        涨跌
铜         457,000        -1,525
铝       4,555,700        -2,975
铝合金     135,320        -320
铅          386,850        +1,175
锌          801,550        -2,150
锡           18,910        -320
镍           91,782        -720
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