GB/T 21561.2-2018轨道交通机车车辆受电弓特性和试验第2部分:地铁和轻轨车辆受电弓国家标准
英文:Railway applications—Rolling stock pantographs characteristics and tests—Part 2:Pantographs for metros and light rail...
英文:Railway applications—Rolling stock pantographs characteristics and tests—Part 2:Pantographs for metros and light rail...