单位:公吨
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金属        总存量        涨跌
铜         366,900        -1,225
铝       4,971,075        -4,525
铝合金     138,920        -1,060
铅          350,875        +1,100
锌          819,200        -875
锡           11,330        -5
镍           89,838        ---
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