铁路机车车辆 - 2026 进行中

科目: 铁路机车车辆
级别: XI
类别: 大学生
测试题目: 英语
问题示例: During a static wheel-load test, the four wheel loads of a bogie are 52, 48, 51, and 49 kN. What is the wheel-load imbalance relative to the average wheel load? 2%, 4%, 6%, 8%