单位:公吨
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金属        总存量        涨跌
铜         326,100        -2,575
铝       4,989,000        -3,500
铝合金     138,040        ---
铅          375,300        +5,300
锌          839,700        -1,350
锡            9,240        +40
镍           94,524        -1,326
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