劳动教育 - 2026 进行中

科目: 劳动教育
级别: XI
类别: 大学生
测试题目: 英语
问题示例: A prototype must support a 600 N load while remaining as light as possible. Which design strategy best addresses both requirements? Use a uniformly thick solid block, Remove material only from low-stress regions after structural analysis, Replace all joints with flexible hinges, Increase the surface polish of every component