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金属            库存总量   注销仓单   注销占百分比
 铜              371950     45100        12.13
 铝             4953025    642075        12.96
 铅              357775     36025        10.07
 锌              826825     18225         2.20
 锡               11960       545         4.56
 镍               89568      3156         3.52
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