机械零件 - 2026 进行中

科目: 机械零件
级别: IV (I级最简单，XII级最难)
类别: 大学生
试题语言: English
题数: 15
问题示例: A machine component is designed to withstand a maximum working load of 8 kN, while its failure load is estimated at 32 kN. What is the factor of safety? 4, 0.25, 24, 40