单位:公吨
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金属        总存量        涨跌
铜         471,200        -1,125
铝       4,382,225        -10,325
铝合金     123,840        +200
铅          310,800        +600
锌          888,100        -1,275
锡           21,095        +5
镍          101,706        +288
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