金属 库存总量 注销仓单 注销占百分比 铜 351,675 227,475 64.68% 铝 5,449,825 2,362,725 43.35% 铅 214,000 30,150 14.09% 锌 914,225 408,425 44.67% 锡 9,560 4,295 44.93% 镍 260,610 100,560 38.56%