单位:公吨
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金属        总存量        涨跌
铜         221,725        -2,700
铝       1,020,975        +75,075
铝合金       6,920        +80

铅           67,050        -225
锌           52,600        -650
锡            6,640        +70
镍           64,176        -18
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