单位:公吨
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金属        总存量        涨跌
铜         276,025        -4,000
铝       5,090,525        -7,800
铝合金     138,020        -200
铅          363,000        -425
锌          866,850        -50
锡           11,620        +75
镍           97,146        -780
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