单位:公吨
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金属        总存量        涨跌
铜         467,700        +300
铝       4,407,550        -8,875
铝合金     123,140        -120
铅          310,275        +1,025
锌          880,075        -3,825
锡           21,265        -95
镍          101,928        +342
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