运输物流 - 2026 进行中
1000 ₸
科目: 运输物流 级别: IV
类别: 大学生
测试题目: 英语
问题示例: A truck is rated to carry 18 tonnes and is loaded with 13.5 tonnes. What percentage of its payload capacity is being used? 60%, 75%, 80%, 90%