http://china.alibaba.com 阿里巴巴 普通圆钢 供求商机 zh-cn 2010/02/11 00:34 4100.00/吨 2010/02/10 12:41 5500.00/吨 2010/02/10 12:41 5300.00/吨 2010/02/10 12:41 2010/02/10 16:34 3600.00/吨 2010/02/10 16:19 5100.00/吨 2010/02/10 12:41 4500.00/吨 2010/02/10 11:51