单位:公吨
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金属        总存量        涨跌
铜         313,275        -5,400
铝         923,225        +4,300
铝合金       7,020        -40

铅           76,575        -50
锌           65,625        -975
锡            6,950        -20
镍          154,956        +1,134
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