单位:公吨
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金属        总存量        涨跌
铜         320,050        +2,000
铝       5,210,050        -6,625
铝合金      87,740        ---
铅          320,325        -3,075
锌        1,220,750        -2,750
锡           12,825        +75
镍          139,908        +834
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