金属 库存总量 注销仓单 注销占百分比 铜 275,200 141,000 51.24% 铝 5,297,025 2,509,550 47.38% 铅 202,775 33,225 16.39% 锌 753,700 182,075 24.16% 锡 9,170 2,520 27.48% 镍 270,930 125,418 46.29%