铁路机车车辆 - 2026 进行中

科目: 铁路机车车辆
级别: IX
类别: 大学生
测试题目: 英语
问题示例: During a wheelset inspection, which finding most strongly indicates a condemnable thermal crack in the wheel rim? A smooth, uniform tread with normal wear, A network of radial cracks extending from a blue-discoloured tread region, A correctly dimensioned flange with a polished gauge face, A small amount of brake dust on the wheel web