Coaxial cable has a distinct thick, round shape because of its interior insulation layer. Its size makes it look very different to other types of cable

上海期货交易所铜期货大跌的涨停投机者退出的8个月低点后的金属在智利，世界上最大的生产矿山，地震后重开。伦敦金属交易所铜在三个月内扩大昨日2.8％的损失，在上海时间下午3:21下跌0.8％，至每吨6875美元交付。