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近日,由国内钢轨生产厂家中唯一建有钢轨焊接实验室的攀钢钢研院材料研究所和新钢钒公司开展的攀钢U75V钢轨铝热焊技术研究课题,通过了四川省科技厅鉴定。
Recently, Pangang U75V rail aluminum heat welding technology research project conducted by Panzhihua Iron and Steel Institute Institute of Materials and the new steel and vanadium company, which is the only one built by domestic rail manufacturers, has passed the appraisal of Science and Technology Department of Sichuan Province.