金属 库存总量 注销仓单 注销占百分比 铜 165,850 18,600 11.21% 铝 4,312,200 2,282,225 52.92% 铅 222,275 11,500 5.17% 锌 678,300 91,300 13.46% 锡 11,045 1,225 11.09% 镍 406,248 93,552 23.03%