单位:公吨
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金属        总存量        涨跌
铜         248,550        +37,650
铝       1,075,750        -9,725
铝合金       6,140        -120

铅           68,075        -125
锌          102,100        +175
锡            3,445        -20
镍          163,704        -288
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