单位:公吨
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金属         总存量        涨跌
铅           41,850        +250
锌          193,425        +375
锡            4,635        +50
镍           63,966        +156
铜          293,025        +1,825 
铝        1,826,525        +2,725 
铝合金       94,380        +680 
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