近几年来 ,随着世界有色金属冶炼技术的发展 ,国内相继引进了许多先进的连铸连轧和上引法无氧铜生产线 ,如美国南方线材公司 ,德国曼内斯曼德马克公司 ,意大利康梯纽斯公司及芬兰奥特昆普公司。这些设备的引进使国内铜的冶炼生产水平有了较大发展。但由于在引进设备的同时 ,没? In recent years, with the development of non-ferrous metal smelting technology in the world, many advanced continuous casting and rolling and oxygen-free copper production lines have been introduced in China, such as South American Wire Company, Mannesmann-Mark Company of Germany, Italy Kang Tainius company and Finland Outokumpu company. The introduction of these equipments made the domestic copper smelting production level have a greater development. However, due to the introduction of equipment at the same time?