单位:公吨
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金属        总存量        涨跌
铜         470,825        -1,325
铝       4,602,425        -10,125
铝合金     115,160        +6,900
铅          322,700        -250
锌          868,250        -275
锡           22,270        +115
镍          111,396        -348
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