单位:公吨
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金属        总存量        涨跌
铜         218,525        -1,400
铝       1,207,925        -2,550
铝合金       8,300        ---

铅           71,425        ---
锌           76,250        +3,150
锡            7,590        +1,490
镍          228,768        ---
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