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交投最活跃的COMEX 7月期铜合约收跌3.7美分，报每磅2.6780美元。
近月5月期铜合约则收低3.75美分，结算价报每磅2.6860美元，创1月24日以来最低收位。
中国是全球最大的铜消费国，消费量约占全球铜消费总量的近一半。
