男生工艺技术 - 2026 进行中

科目: 男生工艺技术
级别: IV
类别: 大学生
测试题目: 英语
问题示例: Before switching on a metalworking lathe, which check is most important? The workpiece and chuck key are secured correctly, The cutting tool is painted a bright colour, The machine is placed beside an open window, The workpiece is covered with paper