London Metal Exchange bonded warehouses saw copper inventories leap 17 percent in the first quarter.

第一季度，伦敦金属交易所保税仓库的铜存量跃增了17%。

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Canceled warrants, or metal booked for withdrawal from London metal Exchange-monitored warehouses, jumped 52 percent to 19,075 metric tons on Feb. 20, with the greatest increase in Asia.

在2月20日，在伦敦金属交易市场库存情况显示，取消合约，或者撤销已经登记的合约，上涨52%至19075吨，最大涨幅主要在亚洲。

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