清远二号铜62000-62400涨1000马达铜60000-60300黄杂铜42200-42500.变压器铜62100-62300紫铜砖61200-61400锡口铜59900-60100破碎杂线铜米62400-62700干净镀锡铜网62400-62600
废钢价格